18217202440

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{19801307}}^1$

素因数の和:19801341

約数の個数: 32

約数和(自身を含む): 42770825280

約数和(自身を除く): 24553622840

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 19801307, 39602614, 79205228, 99006535, 158410456, 198013070, 396026140, 455430061, 792052280, 910860122, 1821720244, 2277150305, 3643440488, 4554300610, 9108601220, 18217202440]

約数ペア:

[(1, 18217202440), (2, 9108601220), (4, 4554300610), (5, 3643440488), (8, 2277150305), (10, 1821720244), (20, 910860122), (23, 792052280), (40, 455430061), (46, 396026140), (92, 198013070), (115, 158410456), (184, 99006535), (230, 79205228), (460, 39602614), (920, 19801307)]