19972488529

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{1153}}^1\times {\mathrm{85331}}^1$

素因数の和:86520

約数の個数: 16

約数和(自身を含む): 23633550720

約数和(自身を除く): 3661062191

約数列:

[1, 7, 29, 203, 1153, 8071, 33437, 85331, 234059, 597317, 2474599, 17322193, 98386643, 688706501, 2853212647, 19972488529]

約数ペア:

[(1, 19972488529), (7, 2853212647), (29, 688706501), (203, 98386643), (1153, 17322193), (8071, 2474599), (33437, 597317), (85331, 234059)]