20752212

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{971}}^1$

素因数の和:1128

約数の個数: 48

約数和(自身を含む): 52581312

約数和(自身を除く): 31829100

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 137, 156, 274, 411, 548, 822, 971, 1644, 1781, 1942, 2913, 3562, 3884, 5343, 5826, 7124, 10686, 11652, 12623, 21372, 25246, 37869, 50492, 75738, 133027, 151476, 266054, 399081, 532108, 798162, 1596324, 1729351, 3458702, 5188053, 6917404, 10376106, 20752212]

約数ペア:

[(1, 20752212), (2, 10376106), (3, 6917404), (4, 5188053), (6, 3458702), (12, 1729351), (13, 1596324), (26, 798162), (39, 532108), (52, 399081), (78, 266054), (137, 151476), (156, 133027), (274, 75738), (411, 50492), (548, 37869), (822, 25246), (971, 21372), (1644, 12623), (1781, 11652), (1942, 10686), (2913, 7124), (3562, 5826), (3884, 5343)]