17960908

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{389}}^1$

素因数の和:514

約数の個数: 48

約数和(自身を含む): 38525760

約数和(自身を除く): 20564852

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 97, 119, 194, 238, 388, 389, 476, 679, 778, 1358, 1556, 1649, 2716, 2723, 3298, 5446, 6596, 6613, 10892, 11543, 13226, 23086, 26452, 37733, 46172, 46291, 75466, 92582, 150932, 185164, 264131, 528262, 641461, 1056524, 1282922, 2565844, 4490227, 8980454, 17960908]

約数ペア:

[(1, 17960908), (2, 8980454), (4, 4490227), (7, 2565844), (14, 1282922), (17, 1056524), (28, 641461), (34, 528262), (68, 264131), (97, 185164), (119, 150932), (194, 92582), (238, 75466), (388, 46291), (389, 46172), (476, 37733), (679, 26452), (778, 23086), (1358, 13226), (1556, 11543), (1649, 10892), (2716, 6613), (2723, 6596), (3298, 5446)]