19946428

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{11411}}^1$

素因数の和:11457

約数の個数: 24

約数和(自身を含む): 38344320

約数和(自身を除く): 18397892

約数列:

[1, 2, 4, 19, 23, 38, 46, 76, 92, 437, 874, 1748, 11411, 22822, 45644, 216809, 262453, 433618, 524906, 867236, 1049812, 4986607, 9973214, 19946428]

約数ペア:

[(1, 19946428), (2, 9973214), (4, 4986607), (19, 1049812), (23, 867236), (38, 524906), (46, 433618), (76, 262453), (92, 216809), (437, 45644), (874, 22822), (1748, 11411)]