19854136

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{223}}^1\times {\mathrm{359}}^1$

素因数の和:619

約数の個数: 32

約数和(自身を含む): 38707200

約数和(自身を除く): 18853064

約数列:

[1, 2, 4, 8, 31, 62, 124, 223, 248, 359, 446, 718, 892, 1436, 1784, 2872, 6913, 11129, 13826, 22258, 27652, 44516, 55304, 80057, 89032, 160114, 320228, 640456, 2481767, 4963534, 9927068, 19854136]

約数ペア:

[(1, 19854136), (2, 9927068), (4, 4963534), (8, 2481767), (31, 640456), (62, 320228), (124, 160114), (223, 89032), (248, 80057), (359, 55304), (446, 44516), (718, 27652), (892, 22258), (1436, 13826), (1784, 11129), (2872, 6913)]