18979092

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^2\times {\mathrm{4357}}^1$

素因数の和:4389

約数の個数: 54

約数和(自身を含む): 52744874

約数和(自身を除く): 33765782

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 121, 132, 198, 242, 363, 396, 484, 726, 1089, 1452, 2178, 4356, 4357, 8714, 13071, 17428, 26142, 39213, 47927, 52284, 78426, 95854, 143781, 156852, 191708, 287562, 431343, 527197, 575124, 862686, 1054394, 1581591, 1725372, 2108788, 3163182, 4744773, 6326364, 9489546, 18979092]

約数ペア:

[(1, 18979092), (2, 9489546), (3, 6326364), (4, 4744773), (6, 3163182), (9, 2108788), (11, 1725372), (12, 1581591), (18, 1054394), (22, 862686), (33, 575124), (36, 527197), (44, 431343), (66, 287562), (99, 191708), (121, 156852), (132, 143781), (198, 95854), (242, 78426), (363, 52284), (396, 47927), (484, 39213), (726, 26142), (1089, 17428), (1452, 13071), (2178, 8714), (4356, 4357)]