20181087730

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2671}}^1\times {\mathrm{24373}}^1$

素因数の和:27082

約数の個数: 32

約数和(自身を含む): 37513340928

約数和(自身を除く): 17332253198

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 2671, 5342, 13355, 24373, 26710, 48746, 82801, 121865, 165602, 243730, 414005, 755563, 828010, 1511126, 3777815, 7555630, 65100283, 130200566, 325501415, 651002830, 2018108773, 4036217546, 10090543865, 20181087730]

約数ペア:

[(1, 20181087730), (2, 10090543865), (5, 4036217546), (10, 2018108773), (31, 651002830), (62, 325501415), (155, 130200566), (310, 65100283), (2671, 7555630), (5342, 3777815), (13355, 1511126), (24373, 828010), (26710, 755563), (48746, 414005), (82801, 243730), (121865, 165602)]