20349804972

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{193}}^1\times {\mathrm{15889}}^1$

素因数の和:16175

約数の個数: 96

約数和(自身を含む): 55241267200

約数和(自身を除く): 34891462228

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 79, 84, 158, 193, 237, 316, 386, 474, 553, 579, 772, 948, 1106, 1158, 1351, 1659, 2212, 2316, 2702, 3318, 4053, 5404, 6636, 8106, 15247, 15889, 16212, 30494, 31778, 45741, 47667, 60988, 63556, 91482, 95334, 106729, 111223, 182964, 190668, 213458, 222446, 320187, 333669, 426916, 444892, 640374, 667338, 1255231, 1280748, 1334676, 2510462, 3066577, 3765693, 5020924, 6133154, 7531386, 8786617, 9199731, 12266308, 15062772, 17573234, 18399462, 21466039, 26359851, 35146468, 36798924, 42932078, 52719702, 64398117, 85864156, 105439404, 128796234, 242259583, 257592468, 484519166, 726778749, 969038332, 1453557498, 1695817081, 2907114996, 3391634162, 5087451243, 6783268324, 10174902486, 20349804972]

約数ペア:

[(1, 20349804972), (2, 10174902486), (3, 6783268324), (4, 5087451243), (6, 3391634162), (7, 2907114996), (12, 1695817081), (14, 1453557498), (21, 969038332), (28, 726778749), (42, 484519166), (79, 257592468), (84, 242259583), (158, 128796234), (193, 105439404), (237, 85864156), (316, 64398117), (386, 52719702), (474, 42932078), (553, 36798924), (579, 35146468), (772, 26359851), (948, 21466039), (1106, 18399462), (1158, 17573234), (1351, 15062772), (1659, 12266308), (2212, 9199731), (2316, 8786617), (2702, 7531386), (3318, 6133154), (4053, 5020924), (5404, 3765693), (6636, 3066577), (8106, 2510462), (15247, 1334676), (15889, 1280748), (16212, 1255231), (30494, 667338), (31778, 640374), (45741, 444892), (47667, 426916), (60988, 333669), (63556, 320187), (91482, 222446), (95334, 213458), (106729, 190668), (111223, 182964)]