20694672

素因数分解:

$2^4\times 3^2\times {\mathrm{137}}^1\times {\mathrm{1049}}^1$

素因数の和:1200

約数の個数: 60

約数和(自身を含む): 58394700

約数和(自身を除く): 37700028

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 137, 144, 274, 411, 548, 822, 1049, 1096, 1233, 1644, 2098, 2192, 2466, 3147, 3288, 4196, 4932, 6294, 6576, 8392, 9441, 9864, 12588, 16784, 18882, 19728, 25176, 37764, 50352, 75528, 143713, 151056, 287426, 431139, 574852, 862278, 1149704, 1293417, 1724556, 2299408, 2586834, 3449112, 5173668, 6898224, 10347336, 20694672]

約数ペア:

[(1, 20694672), (2, 10347336), (3, 6898224), (4, 5173668), (6, 3449112), (8, 2586834), (9, 2299408), (12, 1724556), (16, 1293417), (18, 1149704), (24, 862278), (36, 574852), (48, 431139), (72, 287426), (137, 151056), (144, 143713), (274, 75528), (411, 50352), (548, 37764), (822, 25176), (1049, 19728), (1096, 18882), (1233, 16784), (1644, 12588), (2098, 9864), (2192, 9441), (2466, 8392), (3147, 6576), (3288, 6294), (4196, 4932)]