18854470

素因数分解:

$2^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{107}}^1\times {\mathrm{263}}^1$

素因数の和:444

約数の個数: 32

約数和(自身を含む): 34898688

約数和(自身を除く): 16044218

約数列:

[1, 2, 5, 10, 67, 107, 134, 214, 263, 335, 526, 535, 670, 1070, 1315, 2630, 7169, 14338, 17621, 28141, 35242, 35845, 56282, 71690, 88105, 140705, 176210, 281410, 1885447, 3770894, 9427235, 18854470]

約数ペア:

[(1, 18854470), (2, 9427235), (5, 3770894), (10, 1885447), (67, 281410), (107, 176210), (134, 140705), (214, 88105), (263, 71690), (335, 56282), (526, 35845), (535, 35242), (670, 28141), (1070, 17621), (1315, 14338), (2630, 7169)]