164090992

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{41521}}^1$

素因数の和:41561

約数の個数: 40

約数和(自身を含む): 360410960

約数和(自身を除く): 196319968

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 38, 52, 76, 104, 152, 208, 247, 304, 494, 988, 1976, 3952, 41521, 83042, 166084, 332168, 539773, 664336, 788899, 1079546, 1577798, 2159092, 3155596, 4318184, 6311192, 8636368, 10255687, 12622384, 20511374, 41022748, 82045496, 164090992]

約数ペア:

[(1, 164090992), (2, 82045496), (4, 41022748), (8, 20511374), (13, 12622384), (16, 10255687), (19, 8636368), (26, 6311192), (38, 4318184), (52, 3155596), (76, 2159092), (104, 1577798), (152, 1079546), (208, 788899), (247, 664336), (304, 539773), (494, 332168), (988, 166084), (1976, 83042), (3952, 41521)]