20123006378

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{937}}^1\times {\mathrm{3571}}^1$

素因数の和:4638

約数の個数: 32

約数和(自身を含む): 31521842688

約数和(自身を除く): 11398836310

約数列:

[1, 2, 31, 62, 97, 194, 937, 1874, 3007, 3571, 6014, 7142, 29047, 58094, 90889, 110701, 181778, 221402, 346387, 692774, 2817559, 3346027, 5635118, 6692054, 10737997, 21475994, 103726837, 207453674, 324564619, 649129238, 10061503189, 20123006378]

約数ペア:

[(1, 20123006378), (2, 10061503189), (31, 649129238), (62, 324564619), (97, 207453674), (194, 103726837), (937, 21475994), (1874, 10737997), (3007, 6692054), (3571, 5635118), (6014, 3346027), (7142, 2817559), (29047, 692774), (58094, 346387), (90889, 221402), (110701, 181778)]