20180295784

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{73}}^1\times {\mathrm{347}}^1\times {\mathrm{823}}^1$

素因数の和:1271

約数の個数: 96

約数和(自身を含む): 42333197760

約数和(自身を除く): 22152901976

約数列:

[1, 2, 4, 8, 11, 22, 44, 73, 88, 121, 146, 242, 292, 347, 484, 584, 694, 803, 823, 968, 1388, 1606, 1646, 2776, 3212, 3292, 3817, 6424, 6584, 7634, 8833, 9053, 15268, 17666, 18106, 25331, 30536, 35332, 36212, 41987, 50662, 60079, 70664, 72424, 83974, 99583, 101324, 120158, 167948, 199166, 202648, 240316, 278641, 285581, 335896, 398332, 480632, 557282, 571162, 660869, 796664, 1114564, 1142324, 1321738, 2229128, 2284648, 2643476, 3065051, 3141391, 5286952, 6130102, 6282782, 7269559, 12260204, 12565564, 14539118, 20847413, 24520408, 25131128, 29078236, 34555301, 41694826, 58156472, 69110602, 83389652, 138221204, 166779304, 229321543, 276442408, 458643086, 917286172, 1834572344, 2522536973, 5045073946, 10090147892, 20180295784]

約数ペア:

[(1, 20180295784), (2, 10090147892), (4, 5045073946), (8, 2522536973), (11, 1834572344), (22, 917286172), (44, 458643086), (73, 276442408), (88, 229321543), (121, 166779304), (146, 138221204), (242, 83389652), (292, 69110602), (347, 58156472), (484, 41694826), (584, 34555301), (694, 29078236), (803, 25131128), (823, 24520408), (968, 20847413), (1388, 14539118), (1606, 12565564), (1646, 12260204), (2776, 7269559), (3212, 6282782), (3292, 6130102), (3817, 5286952), (6424, 3141391), (6584, 3065051), (7634, 2643476), (8833, 2284648), (9053, 2229128), (15268, 1321738), (17666, 1142324), (18106, 1114564), (25331, 796664), (30536, 660869), (35332, 571162), (36212, 557282), (41987, 480632), (50662, 398332), (60079, 335896), (70664, 285581), (72424, 278641), (83974, 240316), (99583, 202648), (101324, 199166), (120158, 167948)]