20185209944

素因数分解:

$2^3\times {\mathrm{47}}^1\times {\mathrm{179}}^1\times {\mathrm{443}}^1\times {\mathrm{677}}^1$

素因数の和:1352

約数の個数: 64

約数和(自身を含む): 39013747200

約数和(自身を除く): 18828537256

約数列:

[1, 2, 4, 8, 47, 94, 179, 188, 358, 376, 443, 677, 716, 886, 1354, 1432, 1772, 2708, 3544, 5416, 8413, 16826, 20821, 31819, 33652, 41642, 63638, 67304, 79297, 83284, 121183, 127276, 158594, 166568, 242366, 254552, 299911, 317188, 484732, 599822, 634376, 969464, 1199644, 2399288, 3726959, 5695601, 7453918, 11391202, 14095817, 14907836, 22782404, 28191634, 29815672, 45564808, 53684069, 56383268, 107368138, 112766536, 214736276, 429472552, 2523151243, 5046302486, 10092604972, 20185209944]

約数ペア:

[(1, 20185209944), (2, 10092604972), (4, 5046302486), (8, 2523151243), (47, 429472552), (94, 214736276), (179, 112766536), (188, 107368138), (358, 56383268), (376, 53684069), (443, 45564808), (677, 29815672), (716, 28191634), (886, 22782404), (1354, 14907836), (1432, 14095817), (1772, 11391202), (2708, 7453918), (3544, 5695601), (5416, 3726959), (8413, 2399288), (16826, 1199644), (20821, 969464), (31819, 634376), (33652, 599822), (41642, 484732), (63638, 317188), (67304, 299911), (79297, 254552), (83284, 242366), (121183, 166568), (127276, 158594)]