18345255

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{181}}^1\times {\mathrm{233}}^1$

素因数の和:451

約数の個数: 32

約数和(自身を含む): 30663360

約数和(自身を除く): 12318105

約数列:

[1, 3, 5, 15, 29, 87, 145, 181, 233, 435, 543, 699, 905, 1165, 2715, 3495, 5249, 6757, 15747, 20271, 26245, 33785, 42173, 78735, 101355, 126519, 210865, 632595, 1223017, 3669051, 6115085, 18345255]

約数ペア:

[(1, 18345255), (3, 6115085), (5, 3669051), (15, 1223017), (29, 632595), (87, 210865), (145, 126519), (181, 101355), (233, 78735), (435, 42173), (543, 33785), (699, 26245), (905, 20271), (1165, 15747), (2715, 6757), (3495, 5249)]