20796722

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{509}}^1\times {\mathrm{659}}^1$

素因数の和:1201

約数の個数: 16

約数和(自身を含む): 32313600

約数和(自身を除く): 11516878

約数列:

[1, 2, 31, 62, 509, 659, 1018, 1318, 15779, 20429, 31558, 40858, 335431, 670862, 10398361, 20796722]

約数ペア:

[(1, 20796722), (2, 10398361), (31, 670862), (62, 335431), (509, 40858), (659, 31558), (1018, 20429), (1318, 15779)]