18804933808

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{37913173}}^1$

素因数の和:37913212

約数の個数: 20

約数和(自身を含む): 37609868608

約数和(自身を除く): 18804934800

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 37913173, 75826346, 151652692, 303305384, 606610768, 1175308363, 2350616726, 4701233452, 9402466904, 18804933808]

約数ペア:

[(1, 18804933808), (2, 9402466904), (4, 4701233452), (8, 2350616726), (16, 1175308363), (31, 606610768), (62, 303305384), (124, 151652692), (248, 75826346), (496, 37913173)]