20121263630

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{810361}}^1$

素因数の和:810572

約数の個数: 32

約数和(自身を含む): 39208555008

約数和(自身を除く): 19087291378

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 191, 382, 955, 1910, 2483, 4966, 12415, 24830, 810361, 1620722, 4051805, 8103610, 10534693, 21069386, 52673465, 105346930, 154778951, 309557902, 773894755, 1547789510, 2012126363, 4024252726, 10060631815, 20121263630]

約数ペア:

[(1, 20121263630), (2, 10060631815), (5, 4024252726), (10, 2012126363), (13, 1547789510), (26, 773894755), (65, 309557902), (130, 154778951), (191, 105346930), (382, 52673465), (955, 21069386), (1910, 10534693), (2483, 8103610), (4966, 4051805), (12415, 1620722), (24830, 810361)]