38621420

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{14741}}^1$

素因数の和:14881

約数の個数: 24

約数和(自身を含む): 81729648

約数和(自身を除く): 43108228

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 524, 655, 1310, 2620, 14741, 29482, 58964, 73705, 147410, 294820, 1931071, 3862142, 7724284, 9655355, 19310710, 38621420]

約数ペア:

[(1, 38621420), (2, 19310710), (4, 9655355), (5, 7724284), (10, 3862142), (20, 1931071), (131, 294820), (262, 147410), (524, 73705), (655, 58964), (1310, 29482), (2620, 14741)]