18353540

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{2347}}^1$

素因数の和:2396

約数の個数: 48

約数和(自身を含む): 42602112

約数和(自身を除く): 24248572

約数列:

[1, 2, 4, 5, 10, 17, 20, 23, 34, 46, 68, 85, 92, 115, 170, 230, 340, 391, 460, 782, 1564, 1955, 2347, 3910, 4694, 7820, 9388, 11735, 23470, 39899, 46940, 53981, 79798, 107962, 159596, 199495, 215924, 269905, 398990, 539810, 797980, 917677, 1079620, 1835354, 3670708, 4588385, 9176770, 18353540]

約数ペア:

[(1, 18353540), (2, 9176770), (4, 4588385), (5, 3670708), (10, 1835354), (17, 1079620), (20, 917677), (23, 797980), (34, 539810), (46, 398990), (68, 269905), (85, 215924), (92, 199495), (115, 159596), (170, 107962), (230, 79798), (340, 53981), (391, 46940), (460, 39899), (782, 23470), (1564, 11735), (1955, 9388), (2347, 7820), (3910, 4694)]