20175072304

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{945943}}^1$

素因数の和:946025

約数の個数: 40

約数和(自身を含む): 41288563712

約数和(自身を除く): 21113491408

約数列:

[1, 2, 4, 8, 16, 31, 43, 62, 86, 124, 172, 248, 344, 496, 688, 1333, 2666, 5332, 10664, 21328, 945943, 1891886, 3783772, 7567544, 15135088, 29324233, 40675549, 58648466, 81351098, 117296932, 162702196, 234593864, 325404392, 469187728, 650808784, 1260942019, 2521884038, 5043768076, 10087536152, 20175072304]

約数ペア:

[(1, 20175072304), (2, 10087536152), (4, 5043768076), (8, 2521884038), (16, 1260942019), (31, 650808784), (43, 469187728), (62, 325404392), (86, 234593864), (124, 162702196), (172, 117296932), (248, 81351098), (344, 58648466), (496, 40675549), (688, 29324233), (1333, 15135088), (2666, 7567544), (5332, 3783772), (10664, 1891886), (21328, 945943)]