20320304

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{74707}}^1$

素因数の和:74732

約数の個数: 20

約数和(自身を含む): 41687064

約数和(自身を除く): 21366760

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 74707, 149414, 298828, 597656, 1195312, 1270019, 2540038, 5080076, 10160152, 20320304]

約数ペア:

[(1, 20320304), (2, 10160152), (4, 5080076), (8, 2540038), (16, 1270019), (17, 1195312), (34, 597656), (68, 298828), (136, 149414), (272, 74707)]