20163786612

素因数分解:

$2^2\times 3^1\times {\mathrm{53}}^1\times {\mathrm{109}}^1\times {\mathrm{239}}^1\times {\mathrm{1217}}^1$

素因数の和:1625

約数の個数: 96

約数和(自身を含む): 48618662400

約数和(自身を除く): 28454875788

約数列:

[1, 2, 3, 4, 6, 12, 53, 106, 109, 159, 212, 218, 239, 318, 327, 436, 478, 636, 654, 717, 956, 1217, 1308, 1434, 2434, 2868, 3651, 4868, 5777, 7302, 11554, 12667, 14604, 17331, 23108, 25334, 26051, 34662, 38001, 50668, 52102, 64501, 69324, 76002, 78153, 104204, 129002, 132653, 152004, 156306, 193503, 258004, 265306, 290863, 312612, 387006, 397959, 530612, 581726, 774012, 795918, 872589, 1163452, 1380703, 1591836, 1745178, 2761406, 3490356, 4142109, 5522812, 7030609, 8284218, 14061218, 15415739, 16568436, 21091827, 28122436, 30831478, 31704067, 42183654, 46247217, 61662956, 63408134, 84367308, 92494434, 95112201, 126816268, 184988868, 190224402, 380448804, 1680315551, 3360631102, 5040946653, 6721262204, 10081893306, 20163786612]

約数ペア:

[(1, 20163786612), (2, 10081893306), (3, 6721262204), (4, 5040946653), (6, 3360631102), (12, 1680315551), (53, 380448804), (106, 190224402), (109, 184988868), (159, 126816268), (212, 95112201), (218, 92494434), (239, 84367308), (318, 63408134), (327, 61662956), (436, 46247217), (478, 42183654), (636, 31704067), (654, 30831478), (717, 28122436), (956, 21091827), (1217, 16568436), (1308, 15415739), (1434, 14061218), (2434, 8284218), (2868, 7030609), (3651, 5522812), (4868, 4142109), (5777, 3490356), (7302, 2761406), (11554, 1745178), (12667, 1591836), (14604, 1380703), (17331, 1163452), (23108, 872589), (25334, 795918), (26051, 774012), (34662, 581726), (38001, 530612), (50668, 397959), (52102, 387006), (64501, 312612), (69324, 290863), (76002, 265306), (78153, 258004), (104204, 193503), (129002, 156306), (132653, 152004)]