19798067523

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{1093}}^1\times {\mathrm{4261}}^1$

素因数の和:5479

約数の個数: 32

約数和(自身を含む): 28721788480

約数和(自身を除く): 8923720957

約数列:

[1, 3, 13, 39, 109, 327, 1093, 1417, 3279, 4251, 4261, 12783, 14209, 42627, 55393, 119137, 166179, 357411, 464449, 1393347, 1548781, 4646343, 4657273, 6037837, 13971819, 18113511, 60544549, 181633647, 507642757, 1522928271, 6599355841, 19798067523]

約数ペア:

[(1, 19798067523), (3, 6599355841), (13, 1522928271), (39, 507642757), (109, 181633647), (327, 60544549), (1093, 18113511), (1417, 13971819), (3279, 6037837), (4251, 4657273), (4261, 4646343), (12783, 1548781), (14209, 1393347), (42627, 464449), (55393, 357411), (119137, 166179)]