19887414

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{4057}}^1$

素因数の和:4124

約数の個数: 32

約数和(自身を含む): 42852480

約数和(自身を除く): 22965066

約数列:

[1, 2, 3, 6, 19, 38, 43, 57, 86, 114, 129, 258, 817, 1634, 2451, 4057, 4902, 8114, 12171, 24342, 77083, 154166, 174451, 231249, 348902, 462498, 523353, 1046706, 3314569, 6629138, 9943707, 19887414]

約数ペア:

[(1, 19887414), (2, 9943707), (3, 6629138), (6, 3314569), (19, 1046706), (38, 523353), (43, 462498), (57, 348902), (86, 231249), (114, 174451), (129, 154166), (258, 77083), (817, 24342), (1634, 12171), (2451, 8114), (4057, 4902)]