2078381864

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{173}}^1\times {\mathrm{1627}}^1$

素因数の和:1890

約数の個数: 64

約数和(自身を含む): 4283072640

約数和(自身を除く): 2204690776

約数列:

[1, 2, 4, 8, 13, 26, 52, 71, 104, 142, 173, 284, 346, 568, 692, 923, 1384, 1627, 1846, 2249, 3254, 3692, 4498, 6508, 7384, 8996, 12283, 13016, 17992, 21151, 24566, 42302, 49132, 84604, 98264, 115517, 159679, 169208, 231034, 281471, 319358, 462068, 562942, 638716, 924136, 1125884, 1277432, 1501721, 2251768, 3003442, 3659123, 6006884, 7318246, 12013768, 14636492, 19984441, 29272984, 39968882, 79937764, 159875528, 259797733, 519595466, 1039190932, 2078381864]

約数ペア:

[(1, 2078381864), (2, 1039190932), (4, 519595466), (8, 259797733), (13, 159875528), (26, 79937764), (52, 39968882), (71, 29272984), (104, 19984441), (142, 14636492), (173, 12013768), (284, 7318246), (346, 6006884), (568, 3659123), (692, 3003442), (923, 2251768), (1384, 1501721), (1627, 1277432), (1846, 1125884), (2249, 924136), (3254, 638716), (3692, 562942), (4498, 462068), (6508, 319358), (7384, 281471), (8996, 231034), (12283, 169208), (13016, 159679), (17992, 115517), (21151, 98264), (24566, 84604), (42302, 49132)]