20081254990

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{911}}^1\times {\mathrm{51263}}^1$

素因数の和:52224

約数の個数: 32

約数和(自身を含む): 37028192256

約数和(自身を除く): 16946937266

約数列:

[1, 2, 5, 10, 43, 86, 215, 430, 911, 1822, 4555, 9110, 39173, 51263, 78346, 102526, 195865, 256315, 391730, 512630, 2204309, 4408618, 11021545, 22043090, 46700593, 93401186, 233502965, 467005930, 2008125499, 4016250998, 10040627495, 20081254990]

約数ペア:

[(1, 20081254990), (2, 10040627495), (5, 4016250998), (10, 2008125499), (43, 467005930), (86, 233502965), (215, 93401186), (430, 46700593), (911, 22043090), (1822, 11021545), (4555, 4408618), (9110, 2204309), (39173, 512630), (51263, 391730), (78346, 256315), (102526, 195865)]