20171566298

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{139}}^1\times {\mathrm{157}}^1\times {\mathrm{487}}^1$

素因数の和:871

約数の個数: 64

約数和(自身を含む): 33549492480

約数和(自身を除く): 13377926182

約数列:

[1, 2, 13, 26, 73, 139, 146, 157, 278, 314, 487, 949, 974, 1807, 1898, 2041, 3614, 4082, 6331, 10147, 11461, 12662, 20294, 21823, 22922, 35551, 43646, 67693, 71102, 76459, 131911, 135386, 148993, 152918, 263822, 283699, 297986, 462163, 567398, 880009, 924326, 993967, 1593079, 1760018, 1987934, 3186158, 4941589, 5581507, 9883178, 10627801, 11163014, 20710027, 21255602, 41420054, 64240657, 72559591, 128481314, 138161413, 145119182, 276322826, 775829473, 1551658946, 10085783149, 20171566298]

約数ペア:

[(1, 20171566298), (2, 10085783149), (13, 1551658946), (26, 775829473), (73, 276322826), (139, 145119182), (146, 138161413), (157, 128481314), (278, 72559591), (314, 64240657), (487, 41420054), (949, 21255602), (974, 20710027), (1807, 11163014), (1898, 10627801), (2041, 9883178), (3614, 5581507), (4082, 4941589), (6331, 3186158), (10147, 1987934), (11461, 1760018), (12662, 1593079), (20294, 993967), (21823, 924326), (22922, 880009), (35551, 567398), (43646, 462163), (67693, 297986), (71102, 283699), (76459, 263822), (131911, 152918), (135386, 148993)]