19075972

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1$

素因数の和:220

約数の個数: 48

約数和(自身を含む): 37013760

約数和(自身を除く): 17937788

約数列:

[1, 2, 4, 17, 34, 53, 67, 68, 79, 106, 134, 158, 212, 268, 316, 901, 1139, 1343, 1802, 2278, 2686, 3551, 3604, 4187, 4556, 5293, 5372, 7102, 8374, 10586, 14204, 16748, 21172, 60367, 71179, 89981, 120734, 142358, 179962, 241468, 280529, 284716, 359924, 561058, 1122116, 4768993, 9537986, 19075972]

約数ペア:

[(1, 19075972), (2, 9537986), (4, 4768993), (17, 1122116), (34, 561058), (53, 359924), (67, 284716), (68, 280529), (79, 241468), (106, 179962), (134, 142358), (158, 120734), (212, 89981), (268, 71179), (316, 60367), (901, 21172), (1139, 16748), (1343, 14204), (1802, 10586), (2278, 8374), (2686, 7102), (3551, 5372), (3604, 5293), (4187, 4556)]