20198984974

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{62729767}}^1$

素因数の和:62729799

約数の個数: 16

約数和(自身を含む): 36132346368

約数和(自身を除く): 15933361394

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 62729767, 125459534, 439108369, 878216738, 1442784641, 2885569282, 10099492487, 20198984974]

約数ペア:

[(1, 20198984974), (2, 10099492487), (7, 2885569282), (14, 1442784641), (23, 878216738), (46, 439108369), (161, 125459534), (322, 62729767)]