19629831

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{449}}^1$

素因数の和:543

約数の個数: 32

約数和(自身を含む): 30240000

約数和(自身を除く): 10610169

約数列:

[1, 3, 13, 19, 39, 57, 59, 177, 247, 449, 741, 767, 1121, 1347, 2301, 3363, 5837, 8531, 14573, 17511, 25593, 26491, 43719, 79473, 110903, 332709, 344383, 503329, 1033149, 1509987, 6543277, 19629831]

約数ペア:

[(1, 19629831), (3, 6543277), (13, 1509987), (19, 1033149), (39, 503329), (57, 344383), (59, 332709), (177, 110903), (247, 79473), (449, 43719), (741, 26491), (767, 25593), (1121, 17511), (1347, 14573), (2301, 8531), (3363, 5837)]