18313150

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{521}}^1$

素因数の和:589

約数の個数: 48

約数和(自身を含む): 36894960

約数和(自身を除く): 18581810

約数列:

[1, 2, 5, 10, 19, 25, 37, 38, 50, 74, 95, 185, 190, 370, 475, 521, 703, 925, 950, 1042, 1406, 1850, 2605, 3515, 5210, 7030, 9899, 13025, 17575, 19277, 19798, 26050, 35150, 38554, 49495, 96385, 98990, 192770, 247475, 366263, 481925, 494950, 732526, 963850, 1831315, 3662630, 9156575, 18313150]

約数ペア:

[(1, 18313150), (2, 9156575), (5, 3662630), (10, 1831315), (19, 963850), (25, 732526), (37, 494950), (38, 481925), (50, 366263), (74, 247475), (95, 192770), (185, 98990), (190, 96385), (370, 49495), (475, 38554), (521, 35150), (703, 26050), (925, 19798), (950, 19277), (1042, 17575), (1406, 13025), (1850, 9899), (2605, 7030), (3515, 5210)]