19366967216

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{1637}}^1\times {\mathrm{38917}}^1$

素因数の和:40581

約数の個数: 40

約数和(自身を含む): 39523564080

約数和(自身を除く): 20156596864

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 1637, 3274, 6548, 13096, 26192, 31103, 38917, 62206, 77834, 124412, 155668, 248824, 311336, 497648, 622672, 739423, 1478846, 2957692, 5915384, 11830768, 63707129, 127414258, 254828516, 509657032, 1019314064, 1210435451, 2420870902, 4841741804, 9683483608, 19366967216]

約数ペア:

[(1, 19366967216), (2, 9683483608), (4, 4841741804), (8, 2420870902), (16, 1210435451), (19, 1019314064), (38, 509657032), (76, 254828516), (152, 127414258), (304, 63707129), (1637, 11830768), (3274, 5915384), (6548, 2957692), (13096, 1478846), (26192, 739423), (31103, 622672), (38917, 497648), (62206, 311336), (77834, 248824), (124412, 155668)]