19854328

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{29}}^2\times {\mathrm{227}}^1$

素因数の和:304

約数の個数: 48

約数和(自身を含む): 41703480

約数和(自身を除く): 21849152

約数列:

[1, 2, 4, 8, 13, 26, 29, 52, 58, 104, 116, 227, 232, 377, 454, 754, 841, 908, 1508, 1682, 1816, 2951, 3016, 3364, 5902, 6583, 6728, 10933, 11804, 13166, 21866, 23608, 26332, 43732, 52664, 85579, 87464, 171158, 190907, 342316, 381814, 684632, 763628, 1527256, 2481791, 4963582, 9927164, 19854328]

約数ペア:

[(1, 19854328), (2, 9927164), (4, 4963582), (8, 2481791), (13, 1527256), (26, 763628), (29, 684632), (52, 381814), (58, 342316), (104, 190907), (116, 171158), (227, 87464), (232, 85579), (377, 52664), (454, 43732), (754, 26332), (841, 23608), (908, 21866), (1508, 13166), (1682, 11804), (1816, 10933), (2951, 6728), (3016, 6583), (3364, 5902)]