20130244

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{211}}^1$

素因数の和:316

約数の個数: 48

約数和(自身を含む): 39747456

約数和(自身を除く): 19617212

約数列:

[1, 2, 4, 17, 23, 34, 46, 61, 68, 92, 122, 211, 244, 391, 422, 782, 844, 1037, 1403, 1564, 2074, 2806, 3587, 4148, 4853, 5612, 7174, 9706, 12871, 14348, 19412, 23851, 25742, 47702, 51484, 82501, 95404, 165002, 218807, 296033, 330004, 437614, 592066, 875228, 1184132, 5032561, 10065122, 20130244]

約数ペア:

[(1, 20130244), (2, 10065122), (4, 5032561), (17, 1184132), (23, 875228), (34, 592066), (46, 437614), (61, 330004), (68, 296033), (92, 218807), (122, 165002), (211, 95404), (244, 82501), (391, 51484), (422, 47702), (782, 25742), (844, 23851), (1037, 19412), (1403, 14348), (1564, 12871), (2074, 9706), (2806, 7174), (3587, 5612), (4148, 4853)]