20411352

素因数分解:

$2^3\times 3^4\times {\mathrm{13}}^1\times {\mathrm{2423}}^1$

素因数の和:2454

約数の個数: 80

約数和(自身を含む): 61593840

約数和(自身を除く): 41182488

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 27, 36, 39, 52, 54, 72, 78, 81, 104, 108, 117, 156, 162, 216, 234, 312, 324, 351, 468, 648, 702, 936, 1053, 1404, 2106, 2423, 2808, 4212, 4846, 7269, 8424, 9692, 14538, 19384, 21807, 29076, 31499, 43614, 58152, 62998, 65421, 87228, 94497, 125996, 130842, 174456, 188994, 196263, 251992, 261684, 283491, 377988, 392526, 523368, 566982, 755976, 785052, 850473, 1133964, 1570104, 1700946, 2267928, 2551419, 3401892, 5102838, 6803784, 10205676, 20411352]

約数ペア:

[(1, 20411352), (2, 10205676), (3, 6803784), (4, 5102838), (6, 3401892), (8, 2551419), (9, 2267928), (12, 1700946), (13, 1570104), (18, 1133964), (24, 850473), (26, 785052), (27, 755976), (36, 566982), (39, 523368), (52, 392526), (54, 377988), (72, 283491), (78, 261684), (81, 251992), (104, 196263), (108, 188994), (117, 174456), (156, 130842), (162, 125996), (216, 94497), (234, 87228), (312, 65421), (324, 62998), (351, 58152), (468, 43614), (648, 31499), (702, 29076), (936, 21807), (1053, 19384), (1404, 14538), (2106, 9692), (2423, 8424), (2808, 7269), (4212, 4846)]