18673040

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{5693}}^1$

素因数の和:5747

約数の個数: 40

約数和(自身を含む): 44481528

約数和(自身を除く): 25808488

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1640, 3280, 5693, 11386, 22772, 28465, 45544, 56930, 91088, 113860, 227720, 233413, 455440, 466826, 933652, 1167065, 1867304, 2334130, 3734608, 4668260, 9336520, 18673040]

約数ペア:

[(1, 18673040), (2, 9336520), (4, 4668260), (5, 3734608), (8, 2334130), (10, 1867304), (16, 1167065), (20, 933652), (40, 466826), (41, 455440), (80, 233413), (82, 227720), (164, 113860), (205, 91088), (328, 56930), (410, 45544), (656, 28465), (820, 22772), (1640, 11386), (3280, 5693)]