20121089136

素因数分解:

$2^4\times 3^1\times {\mathrm{5657}}^1\times {\mathrm{74101}}^1$

素因数の和:79769

約数の個数: 40

約数和(自身を含む): 51989370384

約数和(自身を除く): 31868281248

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 5657, 11314, 16971, 22628, 33942, 45256, 67884, 74101, 90512, 135768, 148202, 222303, 271536, 296404, 444606, 592808, 889212, 1185616, 1778424, 3556848, 419189357, 838378714, 1257568071, 1676757428, 2515136142, 3353514856, 5030272284, 6707029712, 10060544568, 20121089136]

約数ペア:

[(1, 20121089136), (2, 10060544568), (3, 6707029712), (4, 5030272284), (6, 3353514856), (8, 2515136142), (12, 1676757428), (16, 1257568071), (24, 838378714), (48, 419189357), (5657, 3556848), (11314, 1778424), (16971, 1185616), (22628, 889212), (33942, 592808), (45256, 444606), (67884, 296404), (74101, 271536), (90512, 222303), (135768, 148202)]