18749368

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{151}}^1$

素因数の和:268

約数の個数: 64

約数和(自身を含む): 41368320

約数和(自身を除く): 22618952

約数列:

[1, 2, 4, 8, 11, 17, 22, 34, 44, 68, 83, 88, 136, 151, 166, 187, 302, 332, 374, 604, 664, 748, 913, 1208, 1411, 1496, 1661, 1826, 2567, 2822, 3322, 3652, 5134, 5644, 6644, 7304, 10268, 11288, 12533, 13288, 15521, 20536, 25066, 28237, 31042, 50132, 56474, 62084, 100264, 112948, 124168, 137863, 213061, 225896, 275726, 426122, 551452, 852244, 1102904, 1704488, 2343671, 4687342, 9374684, 18749368]

約数ペア:

[(1, 18749368), (2, 9374684), (4, 4687342), (8, 2343671), (11, 1704488), (17, 1102904), (22, 852244), (34, 551452), (44, 426122), (68, 275726), (83, 225896), (88, 213061), (136, 137863), (151, 124168), (166, 112948), (187, 100264), (302, 62084), (332, 56474), (374, 50132), (604, 31042), (664, 28237), (748, 25066), (913, 20536), (1208, 15521), (1411, 13288), (1496, 12533), (1661, 11288), (1826, 10268), (2567, 7304), (2822, 6644), (3322, 5644), (3652, 5134)]