16403915632

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{78864979}}^1$

素因数の和:78865000

約数の個数: 20

約数和(自身を含む): 34227401320

約数和(自身を除く): 17823485688

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 78864979, 157729958, 315459916, 630919832, 1025244727, 1261839664, 2050489454, 4100978908, 8201957816, 16403915632]

約数ペア:

[(1, 16403915632), (2, 8201957816), (4, 4100978908), (8, 2050489454), (13, 1261839664), (16, 1025244727), (26, 630919832), (52, 315459916), (104, 157729958), (208, 78864979)]