19897332

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1$

素因数の和:190

約数の個数: 144

約数和(自身を含む): 61669440

約数和(自身を除く): 41772108

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 19, 21, 26, 28, 38, 39, 42, 49, 52, 57, 76, 78, 84, 91, 98, 114, 133, 137, 147, 156, 182, 196, 228, 247, 266, 273, 274, 294, 364, 399, 411, 494, 532, 546, 548, 588, 637, 741, 798, 822, 931, 959, 988, 1092, 1274, 1482, 1596, 1644, 1729, 1781, 1862, 1911, 1918, 2548, 2603, 2793, 2877, 2964, 3458, 3562, 3724, 3822, 3836, 5187, 5206, 5343, 5586, 5754, 6713, 6916, 7124, 7644, 7809, 10374, 10412, 10686, 11172, 11508, 12103, 12467, 13426, 15618, 18221, 20139, 20748, 21372, 24206, 24934, 26852, 31236, 33839, 36309, 36442, 37401, 40278, 48412, 49868, 54663, 67678, 72618, 72884, 74802, 80556, 87269, 101517, 109326, 127547, 135356, 145236, 149604, 174538, 203034, 218652, 236873, 255094, 261807, 349076, 382641, 406068, 473746, 510188, 523614, 710619, 765282, 947492, 1047228, 1421238, 1530564, 1658111, 2842476, 3316222, 4974333, 6632444, 9948666, 19897332]

約数ペア:

[(1, 19897332), (2, 9948666), (3, 6632444), (4, 4974333), (6, 3316222), (7, 2842476), (12, 1658111), (13, 1530564), (14, 1421238), (19, 1047228), (21, 947492), (26, 765282), (28, 710619), (38, 523614), (39, 510188), (42, 473746), (49, 406068), (52, 382641), (57, 349076), (76, 261807), (78, 255094), (84, 236873), (91, 218652), (98, 203034), (114, 174538), (133, 149604), (137, 145236), (147, 135356), (156, 127547), (182, 109326), (196, 101517), (228, 87269), (247, 80556), (266, 74802), (273, 72884), (274, 72618), (294, 67678), (364, 54663), (399, 49868), (411, 48412), (494, 40278), (532, 37401), (546, 36442), (548, 36309), (588, 33839), (637, 31236), (741, 26852), (798, 24934), (822, 24206), (931, 21372), (959, 20748), (988, 20139), (1092, 18221), (1274, 15618), (1482, 13426), (1596, 12467), (1644, 12103), (1729, 11508), (1781, 11172), (1862, 10686), (1911, 10412), (1918, 10374), (2548, 7809), (2603, 7644), (2793, 7124), (2877, 6916), (2964, 6713), (3458, 5754), (3562, 5586), (3724, 5343), (3822, 5206), (3836, 5187)]