20379410412

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{37}}^2\times {\mathrm{109}}^1\times {\mathrm{599}}^1$

素因数の和:808

約数の個数: 144

約数和(自身を含む): 52002720000

約数和(自身を除く): 31623309588

約数列:

[1, 2, 3, 4, 6, 12, 19, 37, 38, 57, 74, 76, 109, 111, 114, 148, 218, 222, 228, 327, 436, 444, 599, 654, 703, 1198, 1308, 1369, 1406, 1797, 2071, 2109, 2396, 2738, 2812, 3594, 4033, 4107, 4142, 4218, 5476, 6213, 7188, 8066, 8214, 8284, 8436, 11381, 12099, 12426, 16132, 16428, 22163, 22762, 24198, 24852, 26011, 34143, 44326, 45524, 48396, 52022, 65291, 66489, 68286, 76627, 78033, 88652, 104044, 130582, 132978, 136572, 149221, 153254, 156066, 195873, 229881, 261164, 265956, 298442, 306508, 312132, 391746, 421097, 447663, 459762, 596884, 783492, 820031, 842194, 895326, 919524, 1240529, 1263291, 1640062, 1684388, 1790652, 2415767, 2460093, 2481058, 2526582, 2835199, 3280124, 3721587, 4831534, 4920186, 4962116, 5053164, 5670398, 7247301, 7443174, 8505597, 9663068, 9840372, 11340796, 14494602, 14886348, 15580589, 17011194, 28989204, 31161178, 34022388, 45899573, 46741767, 62322356, 89383379, 91799146, 93483534, 137698719, 178766758, 183598292, 186967068, 268150137, 275397438, 357533516, 536300274, 550794876, 1072600548, 1698284201, 3396568402, 5094852603, 6793136804, 10189705206, 20379410412]

約数ペア:

[(1, 20379410412), (2, 10189705206), (3, 6793136804), (4, 5094852603), (6, 3396568402), (12, 1698284201), (19, 1072600548), (37, 550794876), (38, 536300274), (57, 357533516), (74, 275397438), (76, 268150137), (109, 186967068), (111, 183598292), (114, 178766758), (148, 137698719), (218, 93483534), (222, 91799146), (228, 89383379), (327, 62322356), (436, 46741767), (444, 45899573), (599, 34022388), (654, 31161178), (703, 28989204), (1198, 17011194), (1308, 15580589), (1369, 14886348), (1406, 14494602), (1797, 11340796), (2071, 9840372), (2109, 9663068), (2396, 8505597), (2738, 7443174), (2812, 7247301), (3594, 5670398), (4033, 5053164), (4107, 4962116), (4142, 4920186), (4218, 4831534), (5476, 3721587), (6213, 3280124), (7188, 2835199), (8066, 2526582), (8214, 2481058), (8284, 2460093), (8436, 2415767), (11381, 1790652), (12099, 1684388), (12426, 1640062), (16132, 1263291), (16428, 1240529), (22163, 919524), (22762, 895326), (24198, 842194), (24852, 820031), (26011, 783492), (34143, 596884), (44326, 459762), (45524, 447663), (48396, 421097), (52022, 391746), (65291, 312132), (66489, 306508), (68286, 298442), (76627, 265956), (78033, 261164), (88652, 229881), (104044, 195873), (130582, 156066), (132978, 153254), (136572, 149221)]