2013991688

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{457}}^1\times {\mathrm{557}}^1$

素因数の和:1086

約数の個数: 64

約数和(自身を含む): 4048133760

約数和(自身を除く): 2034142072

約数列:

[1, 2, 4, 8, 23, 43, 46, 86, 92, 172, 184, 344, 457, 557, 914, 989, 1114, 1828, 1978, 2228, 3656, 3956, 4456, 7912, 10511, 12811, 19651, 21022, 23951, 25622, 39302, 42044, 47902, 51244, 78604, 84088, 95804, 102488, 157208, 191608, 254549, 451973, 509098, 550873, 903946, 1018196, 1101746, 1807892, 2036392, 2203492, 3615784, 4406984, 5854627, 10945607, 11709254, 21891214, 23418508, 43782428, 46837016, 87564856, 251748961, 503497922, 1006995844, 2013991688]

約数ペア:

[(1, 2013991688), (2, 1006995844), (4, 503497922), (8, 251748961), (23, 87564856), (43, 46837016), (46, 43782428), (86, 23418508), (92, 21891214), (172, 11709254), (184, 10945607), (344, 5854627), (457, 4406984), (557, 3615784), (914, 2203492), (989, 2036392), (1114, 1807892), (1828, 1101746), (1978, 1018196), (2228, 903946), (3656, 550873), (3956, 509098), (4456, 451973), (7912, 254549), (10511, 191608), (12811, 157208), (19651, 102488), (21022, 95804), (23951, 84088), (25622, 78604), (39302, 51244), (42044, 47902)]