19270010

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{263}}^1\times {\mathrm{431}}^1$

素因数の和:718

約数の個数: 32

約数和(自身を含む): 36951552

約数和(自身を除く): 17681542

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 263, 431, 526, 862, 1315, 2155, 2630, 4310, 4471, 7327, 8942, 14654, 22355, 36635, 44710, 73270, 113353, 226706, 566765, 1133530, 1927001, 3854002, 9635005, 19270010]

約数ペア:

[(1, 19270010), (2, 9635005), (5, 3854002), (10, 1927001), (17, 1133530), (34, 566765), (85, 226706), (170, 113353), (263, 73270), (431, 44710), (526, 36635), (862, 22355), (1315, 14654), (2155, 8942), (2630, 7327), (4310, 4471)]