19825732

素因数分解:

$2^2\times {\mathrm{61}}^1\times {\mathrm{193}}^1\times {\mathrm{421}}^1$

素因数の和:679

約数の個数: 24

約数和(自身を含む): 35530712

約数和(自身を除く): 15704980

約数列:

[1, 2, 4, 61, 122, 193, 244, 386, 421, 772, 842, 1684, 11773, 23546, 25681, 47092, 51362, 81253, 102724, 162506, 325012, 4956433, 9912866, 19825732]

約数ペア:

[(1, 19825732), (2, 9912866), (4, 4956433), (61, 325012), (122, 162506), (193, 102724), (244, 81253), (386, 51362), (421, 47092), (772, 25681), (842, 23546), (1684, 11773)]