18735870

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{2161}}^1$

素因数の和:2205

約数の個数: 48

約数和(自身を含む): 47788848

約数和(自身を除く): 29052978

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 30, 34, 51, 85, 102, 170, 255, 289, 510, 578, 867, 1445, 1734, 2161, 2890, 4322, 4335, 6483, 8670, 10805, 12966, 21610, 32415, 36737, 64830, 73474, 110211, 183685, 220422, 367370, 551055, 624529, 1102110, 1249058, 1873587, 3122645, 3747174, 6245290, 9367935, 18735870]

約数ペア:

[(1, 18735870), (2, 9367935), (3, 6245290), (5, 3747174), (6, 3122645), (10, 1873587), (15, 1249058), (17, 1102110), (30, 624529), (34, 551055), (51, 367370), (85, 220422), (102, 183685), (170, 110211), (255, 73474), (289, 64830), (510, 36737), (578, 32415), (867, 21610), (1445, 12966), (1734, 10805), (2161, 8670), (2890, 6483), (4322, 4335)]