203421712

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{11783}}^1$

素因数の和:11887

約数の個数: 40

約数和(自身を含む): 429597504

約数和(自身を除く): 226175792

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 83, 104, 166, 208, 332, 664, 1079, 1328, 2158, 4316, 8632, 11783, 17264, 23566, 47132, 94264, 153179, 188528, 306358, 612716, 977989, 1225432, 1955978, 2450864, 3911956, 7823912, 12713857, 15647824, 25427714, 50855428, 101710856, 203421712]

約数ペア:

[(1, 203421712), (2, 101710856), (4, 50855428), (8, 25427714), (13, 15647824), (16, 12713857), (26, 7823912), (52, 3911956), (83, 2450864), (104, 1955978), (166, 1225432), (208, 977989), (332, 612716), (664, 306358), (1079, 188528), (1328, 153179), (2158, 94264), (4316, 47132), (8632, 23566), (11783, 17264)]