18511304

素因数分解:

$2^3\times 7^1\times {\mathrm{61}}^1\times {\mathrm{5419}}^1$

素因数の和:5493

約数の個数: 32

約数和(自身を含む): 40324800

約数和(自身を除く): 21813496

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 61, 122, 244, 427, 488, 854, 1708, 3416, 5419, 10838, 21676, 37933, 43352, 75866, 151732, 303464, 330559, 661118, 1322236, 2313913, 2644472, 4627826, 9255652, 18511304]

約数ペア:

[(1, 18511304), (2, 9255652), (4, 4627826), (7, 2644472), (8, 2313913), (14, 1322236), (28, 661118), (56, 330559), (61, 303464), (122, 151732), (244, 75866), (427, 43352), (488, 37933), (854, 21676), (1708, 10838), (3416, 5419)]