20162787855

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{631}}^1\times {\mathrm{1867}}^1$

素因数の和:2676

約数の個数: 64

約数和(自身を含む): 37173977088

約数和(自身を除く): 17011189233

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 163, 489, 631, 815, 1141, 1867, 1893, 2445, 3155, 3423, 4417, 5601, 5705, 9335, 9465, 13069, 13251, 17115, 22085, 28005, 39207, 65345, 66255, 102853, 196035, 304321, 308559, 514265, 719971, 912963, 1178077, 1521605, 1542795, 2130247, 2159913, 3534231, 3599855, 4564815, 5890385, 6390741, 8246539, 10651235, 10799565, 17671155, 24739617, 31953705, 41232695, 123698085, 192026551, 576079653, 960132755, 1344185857, 2880398265, 4032557571, 6720929285, 20162787855]

約数ペア:

[(1, 20162787855), (3, 6720929285), (5, 4032557571), (7, 2880398265), (15, 1344185857), (21, 960132755), (35, 576079653), (105, 192026551), (163, 123698085), (489, 41232695), (631, 31953705), (815, 24739617), (1141, 17671155), (1867, 10799565), (1893, 10651235), (2445, 8246539), (3155, 6390741), (3423, 5890385), (4417, 4564815), (5601, 3599855), (5705, 3534231), (9335, 2159913), (9465, 2130247), (13069, 1542795), (13251, 1521605), (17115, 1178077), (22085, 912963), (28005, 719971), (39207, 514265), (65345, 308559), (66255, 304321), (102853, 196035)]