39987896

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{3733}}^1$

素因数の和:3855

約数の個数: 32

約数和(自身を含む): 81550560

約数和(自身を除く): 41562664

約数列:

[1, 2, 4, 8, 13, 26, 52, 103, 104, 206, 412, 824, 1339, 2678, 3733, 5356, 7466, 10712, 14932, 29864, 48529, 97058, 194116, 384499, 388232, 768998, 1537996, 3075992, 4998487, 9996974, 19993948, 39987896]

約数ペア:

[(1, 39987896), (2, 19993948), (4, 9996974), (8, 4998487), (13, 3075992), (26, 1537996), (52, 768998), (103, 388232), (104, 384499), (206, 194116), (412, 97058), (824, 48529), (1339, 29864), (2678, 14932), (3733, 10712), (5356, 7466)]