18345920

素因数分解:

$2^6\times 5^1\times {\mathrm{57331}}^1$

素因数の和:57348

約数の個数: 28

約数和(自身を含む): 43686984

約数和(自身を除く): 25341064

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 57331, 114662, 229324, 286655, 458648, 573310, 917296, 1146620, 1834592, 2293240, 3669184, 4586480, 9172960, 18345920]

約数ペア:

[(1, 18345920), (2, 9172960), (4, 4586480), (5, 3669184), (8, 2293240), (10, 1834592), (16, 1146620), (20, 917296), (32, 573310), (40, 458648), (64, 286655), (80, 229324), (160, 114662), (320, 57331)]