2018906578

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{431}}^1\times {\mathrm{2689}}^1$

素因数の和:3202

約数の個数: 32

約数和(自身を含む): 3318900480

約数和(自身を除く): 1299993902

約数列:

[1, 2, 13, 26, 67, 134, 431, 862, 871, 1742, 2689, 5378, 5603, 11206, 28877, 34957, 57754, 69914, 180163, 360326, 375401, 750802, 1158959, 2317918, 2342119, 4684238, 15066467, 30132934, 77650253, 155300506, 1009453289, 2018906578]

約数ペア:

[(1, 2018906578), (2, 1009453289), (13, 155300506), (26, 77650253), (67, 30132934), (134, 15066467), (431, 4684238), (862, 2342119), (871, 2317918), (1742, 1158959), (2689, 750802), (5378, 375401), (5603, 360326), (11206, 180163), (28877, 69914), (34957, 57754)]