19615404

素因数分解:

$2^2\times 3^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1\times {\mathrm{211}}^1$

素因数の和:406

約数の個数: 48

約数和(自身を含む): 47108096

約数和(自身を除く): 27492692

約数列:

[1, 2, 3, 4, 6, 12, 61, 122, 127, 183, 211, 244, 254, 366, 381, 422, 508, 633, 732, 762, 844, 1266, 1524, 2532, 7747, 12871, 15494, 23241, 25742, 26797, 30988, 38613, 46482, 51484, 53594, 77226, 80391, 92964, 107188, 154452, 160782, 321564, 1634617, 3269234, 4903851, 6538468, 9807702, 19615404]

約数ペア:

[(1, 19615404), (2, 9807702), (3, 6538468), (4, 4903851), (6, 3269234), (12, 1634617), (61, 321564), (122, 160782), (127, 154452), (183, 107188), (211, 92964), (244, 80391), (254, 77226), (366, 53594), (381, 51484), (422, 46482), (508, 38613), (633, 30988), (732, 26797), (762, 25742), (844, 23241), (1266, 15494), (1524, 12871), (2532, 7747)]