203479328

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{489133}}^1$

素因数の和:489156

約数の個数: 24

約数和(自身を含む): 431416188

約数和(自身を除く): 227936860

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 416, 489133, 978266, 1956532, 3913064, 6358729, 7826128, 12717458, 15652256, 25434916, 50869832, 101739664, 203479328]

約数ペア:

[(1, 203479328), (2, 101739664), (4, 50869832), (8, 25434916), (13, 15652256), (16, 12717458), (26, 7826128), (32, 6358729), (52, 3913064), (104, 1956532), (208, 978266), (416, 489133)]