20099976

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{2801}}^1$

素因数の和:2846

約数の個数: 64

約数和(自身を含む): 56488320

約数和(自身を除く): 36388344

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 23, 24, 26, 39, 46, 52, 69, 78, 92, 104, 138, 156, 184, 276, 299, 312, 552, 598, 897, 1196, 1794, 2392, 2801, 3588, 5602, 7176, 8403, 11204, 16806, 22408, 33612, 36413, 64423, 67224, 72826, 109239, 128846, 145652, 193269, 218478, 257692, 291304, 386538, 436956, 515384, 773076, 837499, 873912, 1546152, 1674998, 2512497, 3349996, 5024994, 6699992, 10049988, 20099976]

約数ペア:

[(1, 20099976), (2, 10049988), (3, 6699992), (4, 5024994), (6, 3349996), (8, 2512497), (12, 1674998), (13, 1546152), (23, 873912), (24, 837499), (26, 773076), (39, 515384), (46, 436956), (52, 386538), (69, 291304), (78, 257692), (92, 218478), (104, 193269), (138, 145652), (156, 128846), (184, 109239), (276, 72826), (299, 67224), (312, 64423), (552, 36413), (598, 33612), (897, 22408), (1196, 16806), (1794, 11204), (2392, 8403), (2801, 7176), (3588, 5602)]