20769318

素因数分解:

$2^1\times 3^3\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{653}}^1$

素因数の和:714

約数の個数: 64

約数和(自身を含む): 50227200

約数和(自身を除く): 29457882

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 31, 38, 54, 57, 62, 93, 114, 171, 186, 279, 342, 513, 558, 589, 653, 837, 1026, 1178, 1306, 1674, 1767, 1959, 3534, 3918, 5301, 5877, 10602, 11754, 12407, 15903, 17631, 20243, 24814, 31806, 35262, 37221, 40486, 60729, 74442, 111663, 121458, 182187, 223326, 334989, 364374, 384617, 546561, 669978, 769234, 1093122, 1153851, 2307702, 3461553, 6923106, 10384659, 20769318]

約数ペア:

[(1, 20769318), (2, 10384659), (3, 6923106), (6, 3461553), (9, 2307702), (18, 1153851), (19, 1093122), (27, 769234), (31, 669978), (38, 546561), (54, 384617), (57, 364374), (62, 334989), (93, 223326), (114, 182187), (171, 121458), (186, 111663), (279, 74442), (342, 60729), (513, 40486), (558, 37221), (589, 35262), (653, 31806), (837, 24814), (1026, 20243), (1178, 17631), (1306, 15903), (1674, 12407), (1767, 11754), (1959, 10602), (3534, 5877), (3918, 5301)]