20636010

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{6197}}^1$

素因数の和:6247

約数の個数: 48

約数和(自身を含む): 55112616

約数和(自身を除く): 34476606

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 37, 45, 74, 90, 111, 185, 222, 333, 370, 555, 666, 1110, 1665, 3330, 6197, 12394, 18591, 30985, 37182, 55773, 61970, 92955, 111546, 185910, 229289, 278865, 458578, 557730, 687867, 1146445, 1375734, 2063601, 2292890, 3439335, 4127202, 6878670, 10318005, 20636010]

約数ペア:

[(1, 20636010), (2, 10318005), (3, 6878670), (5, 4127202), (6, 3439335), (9, 2292890), (10, 2063601), (15, 1375734), (18, 1146445), (30, 687867), (37, 557730), (45, 458578), (74, 278865), (90, 229289), (111, 185910), (185, 111546), (222, 92955), (333, 61970), (370, 55773), (555, 37182), (666, 30985), (1110, 18591), (1665, 12394), (3330, 6197)]