17966771992

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{2578469}}^1$

素因数の和:2578555

約数の個数: 32

約数和(自身を含む): 36820551600

約数和(自身を除く): 18853779608

約数列:

[1, 2, 4, 8, 13, 26, 52, 67, 104, 134, 268, 536, 871, 1742, 3484, 6968, 2578469, 5156938, 10313876, 20627752, 33520097, 67040194, 134080388, 172757423, 268160776, 345514846, 691029692, 1382059384, 2245846499, 4491692998, 8983385996, 17966771992]

約数ペア:

[(1, 17966771992), (2, 8983385996), (4, 4491692998), (8, 2245846499), (13, 1382059384), (26, 691029692), (52, 345514846), (67, 268160776), (104, 172757423), (134, 134080388), (268, 67040194), (536, 33520097), (871, 20627752), (1742, 10313876), (3484, 5156938), (6968, 2578469)]