20216798544

素因数分解:

$2^4\times 3^1\times {\mathrm{109}}^1\times {\mathrm{1933}}^1\times {\mathrm{1999}}^1$

素因数の和:4052

約数の個数: 80

約数和(自身を含む): 52759520000

約数和(自身を除く): 32542721456

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 109, 218, 327, 436, 654, 872, 1308, 1744, 1933, 1999, 2616, 3866, 3998, 5232, 5799, 5997, 7732, 7996, 11598, 11994, 15464, 15992, 23196, 23988, 30928, 31984, 46392, 47976, 92784, 95952, 210697, 217891, 421394, 435782, 632091, 653673, 842788, 871564, 1264182, 1307346, 1685576, 1743128, 2528364, 2614692, 3371152, 3486256, 3864067, 5056728, 5229384, 7728134, 10113456, 10458768, 11592201, 15456268, 23184402, 30912536, 46368804, 61825072, 92737608, 185475216, 421183303, 842366606, 1263549909, 1684733212, 2527099818, 3369466424, 5054199636, 6738932848, 10108399272, 20216798544]

約数ペア:

[(1, 20216798544), (2, 10108399272), (3, 6738932848), (4, 5054199636), (6, 3369466424), (8, 2527099818), (12, 1684733212), (16, 1263549909), (24, 842366606), (48, 421183303), (109, 185475216), (218, 92737608), (327, 61825072), (436, 46368804), (654, 30912536), (872, 23184402), (1308, 15456268), (1744, 11592201), (1933, 10458768), (1999, 10113456), (2616, 7728134), (3866, 5229384), (3998, 5056728), (5232, 3864067), (5799, 3486256), (5997, 3371152), (7732, 2614692), (7996, 2528364), (11598, 1743128), (11994, 1685576), (15464, 1307346), (15992, 1264182), (23196, 871564), (23988, 842788), (30928, 653673), (31984, 632091), (46392, 435782), (47976, 421394), (92784, 217891), (95952, 210697)]