16121178

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^1\times {\mathrm{167}}^1\times {\mathrm{173}}^1$

素因数の和:379

約数の個数: 48

約数和(自身を含む): 36481536

約数和(自身を除く): 20360358

約数列:

[1, 2, 3, 6, 9, 18, 31, 62, 93, 167, 173, 186, 279, 334, 346, 501, 519, 558, 1002, 1038, 1503, 1557, 3006, 3114, 5177, 5363, 10354, 10726, 15531, 16089, 28891, 31062, 32178, 46593, 48267, 57782, 86673, 93186, 96534, 173346, 260019, 520038, 895621, 1791242, 2686863, 5373726, 8060589, 16121178]

約数ペア:

[(1, 16121178), (2, 8060589), (3, 5373726), (6, 2686863), (9, 1791242), (18, 895621), (31, 520038), (62, 260019), (93, 173346), (167, 96534), (173, 93186), (186, 86673), (279, 57782), (334, 48267), (346, 46593), (501, 32178), (519, 31062), (558, 28891), (1002, 16089), (1038, 15531), (1503, 10726), (1557, 10354), (3006, 5363), (3114, 5177)]