20126730

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{51607}}^1$

素因数の和:51630

約数の個数: 32

約数和(自身を含む): 52020864

約数和(自身を除く): 31894134

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 51607, 103214, 154821, 258035, 309642, 516070, 670891, 774105, 1341782, 1548210, 2012673, 3354455, 4025346, 6708910, 10063365, 20126730]

約数ペア:

[(1, 20126730), (2, 10063365), (3, 6708910), (5, 4025346), (6, 3354455), (10, 2012673), (13, 1548210), (15, 1341782), (26, 774105), (30, 670891), (39, 516070), (65, 309642), (78, 258035), (130, 154821), (195, 103214), (390, 51607)]