18775548

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{2789}}^1$

素因数の和:2827

約数の個数: 72

約数和(自身を含む): 54840240

約数和(自身を除く): 36064692

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 17, 18, 22, 33, 34, 36, 44, 51, 66, 68, 99, 102, 132, 153, 187, 198, 204, 306, 374, 396, 561, 612, 748, 1122, 1683, 2244, 2789, 3366, 5578, 6732, 8367, 11156, 16734, 25101, 30679, 33468, 47413, 50202, 61358, 92037, 94826, 100404, 122716, 142239, 184074, 189652, 276111, 284478, 368148, 426717, 521543, 552222, 568956, 853434, 1043086, 1104444, 1564629, 1706868, 2086172, 3129258, 4693887, 6258516, 9387774, 18775548]

約数ペア:

[(1, 18775548), (2, 9387774), (3, 6258516), (4, 4693887), (6, 3129258), (9, 2086172), (11, 1706868), (12, 1564629), (17, 1104444), (18, 1043086), (22, 853434), (33, 568956), (34, 552222), (36, 521543), (44, 426717), (51, 368148), (66, 284478), (68, 276111), (99, 189652), (102, 184074), (132, 142239), (153, 122716), (187, 100404), (198, 94826), (204, 92037), (306, 61358), (374, 50202), (396, 47413), (561, 33468), (612, 30679), (748, 25101), (1122, 16734), (1683, 11156), (2244, 8367), (2789, 6732), (3366, 5578)]