30681974

素因数分解:

$2^1\times {\mathrm{17}}^2\times {\mathrm{109}}^1\times {\mathrm{487}}^1$

素因数の和:632

約数の個数: 24

約数和(自身を含む): 49439280

約数和(自身を除く): 18757306

約数列:

[1, 2, 17, 34, 109, 218, 289, 487, 578, 974, 1853, 3706, 8279, 16558, 31501, 53083, 63002, 106166, 140743, 281486, 902411, 1804822, 15340987, 30681974]

約数ペア:

[(1, 30681974), (2, 15340987), (17, 1804822), (34, 902411), (109, 281486), (218, 140743), (289, 106166), (487, 63002), (578, 53083), (974, 31501), (1853, 16558), (3706, 8279)]