20693508

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{223}}^1$

素因数の和:297

約数の個数: 96

約数和(自身を含む): 57200640

約数和(自身を除く): 36507132

約数列:

[1, 2, 3, 4, 6, 11, 12, 19, 22, 33, 37, 38, 44, 57, 66, 74, 76, 111, 114, 132, 148, 209, 222, 223, 228, 407, 418, 444, 446, 627, 669, 703, 814, 836, 892, 1221, 1254, 1338, 1406, 1628, 2109, 2442, 2453, 2508, 2676, 2812, 4218, 4237, 4884, 4906, 7359, 7733, 8251, 8436, 8474, 9812, 12711, 14718, 15466, 16502, 16948, 23199, 24753, 25422, 29436, 30932, 33004, 46398, 46607, 49506, 50844, 90761, 92796, 93214, 99012, 139821, 156769, 181522, 186428, 272283, 279642, 313538, 363044, 470307, 544566, 559284, 627076, 940614, 1089132, 1724459, 1881228, 3448918, 5173377, 6897836, 10346754, 20693508]

約数ペア:

[(1, 20693508), (2, 10346754), (3, 6897836), (4, 5173377), (6, 3448918), (11, 1881228), (12, 1724459), (19, 1089132), (22, 940614), (33, 627076), (37, 559284), (38, 544566), (44, 470307), (57, 363044), (66, 313538), (74, 279642), (76, 272283), (111, 186428), (114, 181522), (132, 156769), (148, 139821), (209, 99012), (222, 93214), (223, 92796), (228, 90761), (407, 50844), (418, 49506), (444, 46607), (446, 46398), (627, 33004), (669, 30932), (703, 29436), (814, 25422), (836, 24753), (892, 23199), (1221, 16948), (1254, 16502), (1338, 15466), (1406, 14718), (1628, 12711), (2109, 9812), (2442, 8474), (2453, 8436), (2508, 8251), (2676, 7733), (2812, 7359), (4218, 4906), (4237, 4884)]