18980568

素因数分解:

$2^3\times 3^4\times {\mathrm{17}}^1\times {\mathrm{1723}}^1$

素因数の和:1758

約数の個数: 80

約数和(自身を含む): 56323080

約数和(自身を除く): 37342512

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 17, 18, 24, 27, 34, 36, 51, 54, 68, 72, 81, 102, 108, 136, 153, 162, 204, 216, 306, 324, 408, 459, 612, 648, 918, 1224, 1377, 1723, 1836, 2754, 3446, 3672, 5169, 5508, 6892, 10338, 11016, 13784, 15507, 20676, 29291, 31014, 41352, 46521, 58582, 62028, 87873, 93042, 117164, 124056, 139563, 175746, 186084, 234328, 263619, 279126, 351492, 372168, 527238, 558252, 702984, 790857, 1054476, 1116504, 1581714, 2108952, 2372571, 3163428, 4745142, 6326856, 9490284, 18980568]

約数ペア:

[(1, 18980568), (2, 9490284), (3, 6326856), (4, 4745142), (6, 3163428), (8, 2372571), (9, 2108952), (12, 1581714), (17, 1116504), (18, 1054476), (24, 790857), (27, 702984), (34, 558252), (36, 527238), (51, 372168), (54, 351492), (68, 279126), (72, 263619), (81, 234328), (102, 186084), (108, 175746), (136, 139563), (153, 124056), (162, 117164), (204, 93042), (216, 87873), (306, 62028), (324, 58582), (408, 46521), (459, 41352), (612, 31014), (648, 29291), (918, 20676), (1224, 15507), (1377, 13784), (1723, 11016), (1836, 10338), (2754, 6892), (3446, 5508), (3672, 5169)]