20121894512

素因数分解:

$2^4\times {\mathrm{83}}^1\times {\mathrm{15152029}}^1$

素因数の和:15152120

約数の個数: 20

約数和(自身を含む): 39455886120

約数和(自身を除く): 19333991608

約数列:

[1, 2, 4, 8, 16, 83, 166, 332, 664, 1328, 15152029, 30304058, 60608116, 121216232, 242432464, 1257618407, 2515236814, 5030473628, 10060947256, 20121894512]

約数ペア:

[(1, 20121894512), (2, 10060947256), (4, 5030473628), (8, 2515236814), (16, 1257618407), (83, 242432464), (166, 121216232), (332, 60608116), (664, 30304058), (1328, 15152029)]