72940208

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{414433}}^1$

素因数の和:414452

約数の個数: 20

約数和(自身を含む): 154169448

約数和(自身を除く): 81229240

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 414433, 828866, 1657732, 3315464, 4558763, 6630928, 9117526, 18235052, 36470104, 72940208]

約数ペア:

[(1, 72940208), (2, 36470104), (4, 18235052), (8, 9117526), (11, 6630928), (16, 4558763), (22, 3315464), (44, 1657732), (88, 828866), (176, 414433)]