18494936

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{113}}^1\times {\mathrm{499}}^1$

素因数の和:659

約数の個数: 32

約数和(自身を含む): 35910000

約数和(自身を除く): 17415064

約数列:

[1, 2, 4, 8, 41, 82, 113, 164, 226, 328, 452, 499, 904, 998, 1996, 3992, 4633, 9266, 18532, 20459, 37064, 40918, 56387, 81836, 112774, 163672, 225548, 451096, 2311867, 4623734, 9247468, 18494936]

約数ペア:

[(1, 18494936), (2, 9247468), (4, 4623734), (8, 2311867), (41, 451096), (82, 225548), (113, 163672), (164, 112774), (226, 81836), (328, 56387), (452, 40918), (499, 37064), (904, 20459), (998, 18532), (1996, 9266), (3992, 4633)]