18080412

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{97}}^1\times {\mathrm{317}}^1$

素因数の和:435

約数の個数: 72

約数和(自身を含む): 49737744

約数和(自身を除く): 31657332

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 97, 98, 147, 194, 196, 291, 294, 317, 388, 582, 588, 634, 679, 951, 1164, 1268, 1358, 1902, 2037, 2219, 2716, 3804, 4074, 4438, 4753, 6657, 8148, 8876, 9506, 13314, 14259, 15533, 19012, 26628, 28518, 30749, 31066, 46599, 57036, 61498, 62132, 92247, 93198, 122996, 184494, 186396, 215243, 368988, 430486, 645729, 860972, 1291458, 1506701, 2582916, 3013402, 4520103, 6026804, 9040206, 18080412]

約数ペア:

[(1, 18080412), (2, 9040206), (3, 6026804), (4, 4520103), (6, 3013402), (7, 2582916), (12, 1506701), (14, 1291458), (21, 860972), (28, 645729), (42, 430486), (49, 368988), (84, 215243), (97, 186396), (98, 184494), (147, 122996), (194, 93198), (196, 92247), (291, 62132), (294, 61498), (317, 57036), (388, 46599), (582, 31066), (588, 30749), (634, 28518), (679, 26628), (951, 19012), (1164, 15533), (1268, 14259), (1358, 13314), (1902, 9506), (2037, 8876), (2219, 8148), (2716, 6657), (3804, 4753), (4074, 4438)]