66703408

素因数分解:

$2^4\times {\mathrm{97}}^1\times {\mathrm{42979}}^1$

素因数の和:43084

約数の個数: 20

約数和(自身を含む): 130573240

約数和(自身を除く): 63869832

約数列:

[1, 2, 4, 8, 16, 97, 194, 388, 776, 1552, 42979, 85958, 171916, 343832, 687664, 4168963, 8337926, 16675852, 33351704, 66703408]

約数ペア:

[(1, 66703408), (2, 33351704), (4, 16675852), (8, 8337926), (16, 4168963), (97, 687664), (194, 343832), (388, 171916), (776, 85958), (1552, 42979)]