22651390

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{821}}^1$

素因数の和:948

約数の個数: 32

約数和(自身を含む): 42612480

約数和(自身を除く): 19961090

約数列:

[1, 2, 5, 10, 31, 62, 89, 155, 178, 310, 445, 821, 890, 1642, 2759, 4105, 5518, 8210, 13795, 25451, 27590, 50902, 73069, 127255, 146138, 254510, 365345, 730690, 2265139, 4530278, 11325695, 22651390]

約数ペア:

[(1, 22651390), (2, 11325695), (5, 4530278), (10, 2265139), (31, 730690), (62, 365345), (89, 254510), (155, 146138), (178, 127255), (310, 73069), (445, 50902), (821, 27590), (890, 25451), (1642, 13795), (2759, 8210), (4105, 5518)]