20121894624

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^1\times {\mathrm{16123313}}^1$

素因数の和:16123339

約数の個数: 48

約数和(自身を含む): 56883051792

約数和(自身を除く): 36761157168

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 78, 96, 104, 156, 208, 312, 416, 624, 1248, 16123313, 32246626, 48369939, 64493252, 96739878, 128986504, 193479756, 209603069, 257973008, 386959512, 419206138, 515946016, 628809207, 773919024, 838412276, 1257618414, 1547838048, 1676824552, 2515236828, 3353649104, 5030473656, 6707298208, 10060947312, 20121894624]

約数ペア:

[(1, 20121894624), (2, 10060947312), (3, 6707298208), (4, 5030473656), (6, 3353649104), (8, 2515236828), (12, 1676824552), (13, 1547838048), (16, 1257618414), (24, 838412276), (26, 773919024), (32, 628809207), (39, 515946016), (48, 419206138), (52, 386959512), (78, 257973008), (96, 209603069), (104, 193479756), (156, 128986504), (208, 96739878), (312, 64493252), (416, 48369939), (624, 32246626), (1248, 16123313)]