18849844

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{4073}}^1$

素因数の和:4179

約数の個数: 24

約数和(自身を含む): 35932680

約数和(自身を除く): 17082836

約数列:

[1, 2, 4, 13, 26, 52, 89, 178, 356, 1157, 2314, 4073, 4628, 8146, 16292, 52949, 105898, 211796, 362497, 724994, 1449988, 4712461, 9424922, 18849844]

約数ペア:

[(1, 18849844), (2, 9424922), (4, 4712461), (13, 1449988), (26, 724994), (52, 362497), (89, 211796), (178, 105898), (356, 52949), (1157, 16292), (2314, 8146), (4073, 4628)]