20645136

素因数分解:

$2^4\times 3^2\times {\mathrm{307}}^1\times {\mathrm{467}}^1$

素因数の和:788

約数の個数: 60

約数和(自身を含む): 58090032

約数和(自身を除く): 37444896

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 307, 467, 614, 921, 934, 1228, 1401, 1842, 1868, 2456, 2763, 2802, 3684, 3736, 4203, 4912, 5526, 5604, 7368, 7472, 8406, 11052, 11208, 14736, 16812, 22104, 22416, 33624, 44208, 67248, 143369, 286738, 430107, 573476, 860214, 1146952, 1290321, 1720428, 2293904, 2580642, 3440856, 5161284, 6881712, 10322568, 20645136]

約数ペア:

[(1, 20645136), (2, 10322568), (3, 6881712), (4, 5161284), (6, 3440856), (8, 2580642), (9, 2293904), (12, 1720428), (16, 1290321), (18, 1146952), (24, 860214), (36, 573476), (48, 430107), (72, 286738), (144, 143369), (307, 67248), (467, 44208), (614, 33624), (921, 22416), (934, 22104), (1228, 16812), (1401, 14736), (1842, 11208), (1868, 11052), (2456, 8406), (2763, 7472), (2802, 7368), (3684, 5604), (3736, 5526), (4203, 4912)]