20292084

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{467}}^1$

素因数の和:565

約数の個数: 72

約数和(自身を含む): 55194048

約数和(自身を除く): 34901964

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 51, 68, 71, 102, 142, 153, 204, 213, 284, 306, 426, 467, 612, 639, 852, 934, 1207, 1278, 1401, 1868, 2414, 2556, 2802, 3621, 4203, 4828, 5604, 7242, 7939, 8406, 10863, 14484, 15878, 16812, 21726, 23817, 31756, 33157, 43452, 47634, 66314, 71451, 95268, 99471, 132628, 142902, 198942, 285804, 298413, 397884, 563669, 596826, 1127338, 1193652, 1691007, 2254676, 3382014, 5073021, 6764028, 10146042, 20292084]

約数ペア:

[(1, 20292084), (2, 10146042), (3, 6764028), (4, 5073021), (6, 3382014), (9, 2254676), (12, 1691007), (17, 1193652), (18, 1127338), (34, 596826), (36, 563669), (51, 397884), (68, 298413), (71, 285804), (102, 198942), (142, 142902), (153, 132628), (204, 99471), (213, 95268), (284, 71451), (306, 66314), (426, 47634), (467, 43452), (612, 33157), (639, 31756), (852, 23817), (934, 21726), (1207, 16812), (1278, 15878), (1401, 14484), (1868, 10863), (2414, 8406), (2556, 7939), (2802, 7242), (3621, 5604), (4203, 4828)]