19551015

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{311}}^1$

素因数の和:460

約数の個数: 48

約数和(自身を含む): 37380096

約数和(自身を除く): 17829081

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 99, 127, 165, 311, 381, 495, 635, 933, 1143, 1397, 1555, 1905, 2799, 3421, 4191, 4665, 5715, 6985, 10263, 12573, 13995, 17105, 20955, 30789, 39497, 51315, 62865, 118491, 153945, 197485, 355473, 434467, 592455, 1303401, 1777365, 2172335, 3910203, 6517005, 19551015]

約数ペア:

[(1, 19551015), (3, 6517005), (5, 3910203), (9, 2172335), (11, 1777365), (15, 1303401), (33, 592455), (45, 434467), (55, 355473), (99, 197485), (127, 153945), (165, 118491), (311, 62865), (381, 51315), (495, 39497), (635, 30789), (933, 20955), (1143, 17105), (1397, 13995), (1555, 12573), (1905, 10263), (2799, 6985), (3421, 5715), (4191, 4665)]