20120776728

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{64489669}}^1$

素因数の和:64489691

約数の個数: 32

約数和(自身を含む): 54171322800

約数和(自身を除く): 34050546072

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 64489669, 128979338, 193469007, 257958676, 386938014, 515917352, 773876028, 838365697, 1547752056, 1676731394, 2515097091, 3353462788, 5030194182, 6706925576, 10060388364, 20120776728]

約数ペア:

[(1, 20120776728), (2, 10060388364), (3, 6706925576), (4, 5030194182), (6, 3353462788), (8, 2515097091), (12, 1676731394), (13, 1547752056), (24, 838365697), (26, 773876028), (39, 515917352), (52, 386938014), (78, 257958676), (104, 193469007), (156, 128979338), (312, 64489669)]