20196799204

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{137}}^1\times {\mathrm{193}}^1\times {\mathrm{239}}^1$

素因数の和:637

約数の個数: 96

約数和(自身を含む): 38860093440

約数和(自身を除く): 18663294236

約数列:

[1, 2, 4, 17, 34, 47, 68, 94, 137, 188, 193, 239, 274, 386, 478, 548, 772, 799, 956, 1598, 2329, 3196, 3281, 4063, 4658, 6439, 6562, 8126, 9071, 9316, 11233, 12878, 13124, 16252, 18142, 22466, 25756, 26441, 32743, 36284, 44932, 46127, 52882, 65486, 92254, 105764, 109463, 130972, 154207, 184508, 190961, 218926, 308414, 381922, 437852, 449497, 556631, 616828, 763844, 784159, 898994, 1113262, 1242727, 1538921, 1568318, 1797988, 2167969, 2226524, 2485454, 3077842, 3136636, 4335938, 4970908, 6155684, 6319399, 8671876, 12638798, 21126359, 25277596, 26161657, 36855473, 42252718, 52323314, 73710946, 84505436, 104646628, 107429783, 147421892, 214859566, 297011753, 429719132, 594023506, 1188047012, 5049199801, 10098399602, 20196799204]

約数ペア:

[(1, 20196799204), (2, 10098399602), (4, 5049199801), (17, 1188047012), (34, 594023506), (47, 429719132), (68, 297011753), (94, 214859566), (137, 147421892), (188, 107429783), (193, 104646628), (239, 84505436), (274, 73710946), (386, 52323314), (478, 42252718), (548, 36855473), (772, 26161657), (799, 25277596), (956, 21126359), (1598, 12638798), (2329, 8671876), (3196, 6319399), (3281, 6155684), (4063, 4970908), (4658, 4335938), (6439, 3136636), (6562, 3077842), (8126, 2485454), (9071, 2226524), (9316, 2167969), (11233, 1797988), (12878, 1568318), (13124, 1538921), (16252, 1242727), (18142, 1113262), (22466, 898994), (25756, 784159), (26441, 763844), (32743, 616828), (36284, 556631), (44932, 449497), (46127, 437852), (52882, 381922), (65486, 308414), (92254, 218926), (105764, 190961), (109463, 184508), (130972, 154207)]