20458848

素因数分解:

$2^5\times 3^1\times {\mathrm{53}}^1\times {\mathrm{4021}}^1$

素因数の和:4087

約数の個数: 48

約数和(自身を含む): 54731376

約数和(自身を除く): 34272528

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 53, 96, 106, 159, 212, 318, 424, 636, 848, 1272, 1696, 2544, 4021, 5088, 8042, 12063, 16084, 24126, 32168, 48252, 64336, 96504, 128672, 193008, 213113, 386016, 426226, 639339, 852452, 1278678, 1704904, 2557356, 3409808, 5114712, 6819616, 10229424, 20458848]

約数ペア:

[(1, 20458848), (2, 10229424), (3, 6819616), (4, 5114712), (6, 3409808), (8, 2557356), (12, 1704904), (16, 1278678), (24, 852452), (32, 639339), (48, 426226), (53, 386016), (96, 213113), (106, 193008), (159, 128672), (212, 96504), (318, 64336), (424, 48252), (636, 32168), (848, 24126), (1272, 16084), (1696, 12063), (2544, 8042), (4021, 5088)]