20358486

素因数分解:

$2^1\times 3^3\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{331}}^1$

素因数の和:426

約数の個数: 64

約数和(自身を含む): 48764160

約数和(自身を除く): 28405674

約数列:

[1, 2, 3, 6, 9, 17, 18, 27, 34, 51, 54, 67, 102, 134, 153, 201, 306, 331, 402, 459, 603, 662, 918, 993, 1139, 1206, 1809, 1986, 2278, 2979, 3417, 3618, 5627, 5958, 6834, 8937, 10251, 11254, 16881, 17874, 20502, 22177, 30753, 33762, 44354, 50643, 61506, 66531, 101286, 133062, 151929, 199593, 303858, 377009, 399186, 598779, 754018, 1131027, 1197558, 2262054, 3393081, 6786162, 10179243, 20358486]

約数ペア:

[(1, 20358486), (2, 10179243), (3, 6786162), (6, 3393081), (9, 2262054), (17, 1197558), (18, 1131027), (27, 754018), (34, 598779), (51, 399186), (54, 377009), (67, 303858), (102, 199593), (134, 151929), (153, 133062), (201, 101286), (306, 66531), (331, 61506), (402, 50643), (459, 44354), (603, 33762), (662, 30753), (918, 22177), (993, 20502), (1139, 17874), (1206, 16881), (1809, 11254), (1986, 10251), (2278, 8937), (2979, 6834), (3417, 5958), (3618, 5627)]