18912960015

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{127}}^1\times {\mathrm{342347}}^1$

素因数の和:342511

約数の個数: 32

約数和(自身を含む): 31550791680

約数和(自身を除く): 12637831665

約数列:

[1, 3, 5, 15, 29, 87, 127, 145, 381, 435, 635, 1905, 3683, 11049, 18415, 55245, 342347, 1027041, 1711735, 5135205, 9928063, 29784189, 43478069, 49640315, 130434207, 148920945, 217390345, 652171035, 1260864001, 3782592003, 6304320005, 18912960015]

約数ペア:

[(1, 18912960015), (3, 6304320005), (5, 3782592003), (15, 1260864001), (29, 652171035), (87, 217390345), (127, 148920945), (145, 130434207), (381, 49640315), (435, 43478069), (635, 29784189), (1905, 9928063), (3683, 5135205), (11049, 1711735), (18415, 1027041), (55245, 342347)]