19855992

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{2767}}^1$

素因数の和:2812

約数の個数: 64

約数和(自身を含む): 55802880

約数和(自身を除く): 35946888

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 23, 24, 26, 39, 46, 52, 69, 78, 92, 104, 138, 156, 184, 276, 299, 312, 552, 598, 897, 1196, 1794, 2392, 2767, 3588, 5534, 7176, 8301, 11068, 16602, 22136, 33204, 35971, 63641, 66408, 71942, 107913, 127282, 143884, 190923, 215826, 254564, 287768, 381846, 431652, 509128, 763692, 827333, 863304, 1527384, 1654666, 2481999, 3309332, 4963998, 6618664, 9927996, 19855992]

約数ペア:

[(1, 19855992), (2, 9927996), (3, 6618664), (4, 4963998), (6, 3309332), (8, 2481999), (12, 1654666), (13, 1527384), (23, 863304), (24, 827333), (26, 763692), (39, 509128), (46, 431652), (52, 381846), (69, 287768), (78, 254564), (92, 215826), (104, 190923), (138, 143884), (156, 127282), (184, 107913), (276, 71942), (299, 66408), (312, 63641), (552, 35971), (598, 33204), (897, 22136), (1196, 16602), (1794, 11068), (2392, 8301), (2767, 7176), (3588, 5534)]