19942236

素因数分解:

$2^2\times 3^2\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{229}}^1$

素因数の和:339

約数の個数: 72

約数和(自身を含む): 52743600

約数和(自身を除く): 32801364

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 41, 59, 82, 118, 123, 164, 177, 229, 236, 246, 354, 369, 458, 492, 531, 687, 708, 738, 916, 1062, 1374, 1476, 2061, 2124, 2419, 2748, 4122, 4838, 7257, 8244, 9389, 9676, 13511, 14514, 18778, 21771, 27022, 28167, 29028, 37556, 40533, 43542, 54044, 56334, 81066, 84501, 87084, 112668, 121599, 162132, 169002, 243198, 338004, 486396, 553951, 1107902, 1661853, 2215804, 3323706, 4985559, 6647412, 9971118, 19942236]

約数ペア:

[(1, 19942236), (2, 9971118), (3, 6647412), (4, 4985559), (6, 3323706), (9, 2215804), (12, 1661853), (18, 1107902), (36, 553951), (41, 486396), (59, 338004), (82, 243198), (118, 169002), (123, 162132), (164, 121599), (177, 112668), (229, 87084), (236, 84501), (246, 81066), (354, 56334), (369, 54044), (458, 43542), (492, 40533), (531, 37556), (687, 29028), (708, 28167), (738, 27022), (916, 21771), (1062, 18778), (1374, 14514), (1476, 13511), (2061, 9676), (2124, 9389), (2419, 8244), (2748, 7257), (4122, 4838)]