20453096

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{127}}^1\times {\mathrm{491}}^1$

素因数の和:665

約数の個数: 32

約数和(自身を含む): 39674880

約数和(自身を除く): 19221784

約数列:

[1, 2, 4, 8, 41, 82, 127, 164, 254, 328, 491, 508, 982, 1016, 1964, 3928, 5207, 10414, 20131, 20828, 40262, 41656, 62357, 80524, 124714, 161048, 249428, 498856, 2556637, 5113274, 10226548, 20453096]

約数ペア:

[(1, 20453096), (2, 10226548), (4, 5113274), (8, 2556637), (41, 498856), (82, 249428), (127, 161048), (164, 124714), (254, 80524), (328, 62357), (491, 41656), (508, 40262), (982, 20828), (1016, 20131), (1964, 10414), (3928, 5207)]