4020162064

素因数分解:

$2^4\times {\mathrm{18049}}^1\times {\mathrm{13921}}^1$

素因数の和:31978

約数の個数: 20

約数和(自身を含む): 7790055100

約数和(自身を除く): 3769893036

約数列:

[1, 2, 4, 8, 16, 13921, 18049, 27842, 36098, 55684, 72196, 111368, 144392, 222736, 288784, 251260129, 502520258, 1005040516, 2010081032, 4020162064]

約数ペア:

[(1, 4020162064), (2, 2010081032), (4, 1005040516), (8, 502520258), (16, 251260129), (13921, 288784), (18049, 222736), (27842, 144392), (36098, 111368), (55684, 72196)]