2018809156

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{178909}}^1$

素因数の和:178964

約数の個数: 48

約数和(自身を含む): 4488494080

約数和(自身を除く): 2469684924

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 31, 52, 62, 91, 124, 182, 217, 364, 403, 434, 806, 868, 1612, 2821, 5642, 11284, 178909, 357818, 715636, 1252363, 2325817, 2504726, 4651634, 5009452, 5546179, 9303268, 11092358, 16280719, 22184716, 32561438, 38823253, 65122876, 72100327, 77646506, 144200654, 155293012, 288401308, 504702289, 1009404578, 2018809156]

約数ペア:

[(1, 2018809156), (2, 1009404578), (4, 504702289), (7, 288401308), (13, 155293012), (14, 144200654), (26, 77646506), (28, 72100327), (31, 65122876), (52, 38823253), (62, 32561438), (91, 22184716), (124, 16280719), (182, 11092358), (217, 9303268), (364, 5546179), (403, 5009452), (434, 4651634), (806, 2504726), (868, 2325817), (1612, 1252363), (2821, 715636), (5642, 357818), (11284, 178909)]