18961770

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{20389}}^1$

素因数の和:20430

約数の個数: 32

約数和(自身を含む): 46978560

約数和(自身を除く): 28016790

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 31, 62, 93, 155, 186, 310, 465, 930, 20389, 40778, 61167, 101945, 122334, 203890, 305835, 611670, 632059, 1264118, 1896177, 3160295, 3792354, 6320590, 9480885, 18961770]

約数ペア:

[(1, 18961770), (2, 9480885), (3, 6320590), (5, 3792354), (6, 3160295), (10, 1896177), (15, 1264118), (30, 632059), (31, 611670), (62, 305835), (93, 203890), (155, 122334), (186, 101945), (310, 61167), (465, 40778), (930, 20389)]