20174666944

素因数分解:

$2^6\times {\mathrm{19}}^2\times {\mathrm{67}}^1\times {\mathrm{13033}}^1$

素因数の和:13150

約数の個数: 84

約数和(自身を含む): 42885978744

約数和(自身を除く): 22711311800

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 67, 76, 134, 152, 268, 304, 361, 536, 608, 722, 1072, 1216, 1273, 1444, 2144, 2546, 2888, 4288, 5092, 5776, 10184, 11552, 13033, 20368, 23104, 24187, 26066, 40736, 48374, 52132, 81472, 96748, 104264, 193496, 208528, 247627, 386992, 417056, 495254, 773984, 834112, 873211, 990508, 1547968, 1746422, 1981016, 3492844, 3962032, 4704913, 6985688, 7924064, 9409826, 13971376, 15848128, 16591009, 18819652, 27942752, 33182018, 37639304, 55885504, 66364036, 75278608, 132728072, 150557216, 265456144, 301114432, 315229171, 530912288, 630458342, 1061824576, 1260916684, 2521833368, 5043666736, 10087333472, 20174666944]

約数ペア:

[(1, 20174666944), (2, 10087333472), (4, 5043666736), (8, 2521833368), (16, 1260916684), (19, 1061824576), (32, 630458342), (38, 530912288), (64, 315229171), (67, 301114432), (76, 265456144), (134, 150557216), (152, 132728072), (268, 75278608), (304, 66364036), (361, 55885504), (536, 37639304), (608, 33182018), (722, 27942752), (1072, 18819652), (1216, 16591009), (1273, 15848128), (1444, 13971376), (2144, 9409826), (2546, 7924064), (2888, 6985688), (4288, 4704913), (5092, 3962032), (5776, 3492844), (10184, 1981016), (11552, 1746422), (13033, 1547968), (20368, 990508), (23104, 873211), (24187, 834112), (26066, 773984), (40736, 495254), (48374, 417056), (52132, 386992), (81472, 247627), (96748, 208528), (104264, 193496)]