20408060583

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{499}}^1\times {\mathrm{2207}}^1$

素因数の和:2812

約数の個数: 48

約数和(自身を含む): 31000320000

約数和(自身を除く): 10592259417

約数列:

[1, 3, 9, 29, 71, 87, 213, 261, 499, 639, 1497, 2059, 2207, 4491, 6177, 6621, 14471, 18531, 19863, 35429, 43413, 64003, 106287, 130239, 156697, 192009, 318861, 470091, 576027, 1027441, 1101293, 1410273, 3082323, 3303879, 4544213, 9246969, 9911637, 13632639, 31937497, 40897917, 78191803, 95812491, 234575409, 287437473, 703726227, 2267562287, 6802686861, 20408060583]

約数ペア:

[(1, 20408060583), (3, 6802686861), (9, 2267562287), (29, 703726227), (71, 287437473), (87, 234575409), (213, 95812491), (261, 78191803), (499, 40897917), (639, 31937497), (1497, 13632639), (2059, 9911637), (2207, 9246969), (4491, 4544213), (6177, 3303879), (6621, 3082323), (14471, 1410273), (18531, 1101293), (19863, 1027441), (35429, 576027), (43413, 470091), (64003, 318861), (106287, 192009), (130239, 156697)]