4013942

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{641}}^1$

素因数の和:775

約数の個数: 16

約数和(自身を含む): 6286464

約数和(自身を除く): 2272522

約数列:

[1, 2, 31, 62, 101, 202, 641, 1282, 3131, 6262, 19871, 39742, 64741, 129482, 2006971, 4013942]

約数ペア:

[(1, 4013942), (2, 2006971), (31, 129482), (62, 64741), (101, 39742), (202, 19871), (641, 6262), (1282, 3131)]