18063604

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{389}}^1$

素因数の和:472

約数の個数: 48

約数和(自身を含む): 36691200

約数和(自身を除く): 18627596

約数列:

[1, 2, 4, 13, 19, 26, 38, 47, 52, 76, 94, 188, 247, 389, 494, 611, 778, 893, 988, 1222, 1556, 1786, 2444, 3572, 5057, 7391, 10114, 11609, 14782, 18283, 20228, 23218, 29564, 36566, 46436, 73132, 96083, 192166, 237679, 347377, 384332, 475358, 694754, 950716, 1389508, 4515901, 9031802, 18063604]

約数ペア:

[(1, 18063604), (2, 9031802), (4, 4515901), (13, 1389508), (19, 950716), (26, 694754), (38, 475358), (47, 384332), (52, 347377), (76, 237679), (94, 192166), (188, 96083), (247, 73132), (389, 46436), (494, 36566), (611, 29564), (778, 23218), (893, 20228), (988, 18283), (1222, 14782), (1556, 11609), (1786, 10114), (2444, 7391), (3572, 5057)]