20218443790

素因数分解:

$2^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{397}}^1\times {\mathrm{46723}}^1$

素因数の和:47236

約数の個数: 32

約数和(自身を含む): 36820380960

約数和(自身を除く): 16601937170

約数列:

[1, 2, 5, 10, 109, 218, 397, 545, 794, 1090, 1985, 3970, 43273, 46723, 86546, 93446, 216365, 233615, 432730, 467230, 5092807, 10185614, 18549031, 25464035, 37098062, 50928070, 92745155, 185490310, 2021844379, 4043688758, 10109221895, 20218443790]

約数ペア:

[(1, 20218443790), (2, 10109221895), (5, 4043688758), (10, 2021844379), (109, 185490310), (218, 92745155), (397, 50928070), (545, 37098062), (794, 25464035), (1090, 18549031), (1985, 10185614), (3970, 5092807), (43273, 467230), (46723, 432730), (86546, 233615), (93446, 216365)]