20560812

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{2909}}^1$

素因数の和:2966

約数の個数: 48

約数和(自身を含む): 52147200

約数和(自身を除く): 31586388

約数列:

[1, 2, 3, 4, 6, 12, 19, 31, 38, 57, 62, 76, 93, 114, 124, 186, 228, 372, 589, 1178, 1767, 2356, 2909, 3534, 5818, 7068, 8727, 11636, 17454, 34908, 55271, 90179, 110542, 165813, 180358, 221084, 270537, 331626, 360716, 541074, 663252, 1082148, 1713401, 3426802, 5140203, 6853604, 10280406, 20560812]

約数ペア:

[(1, 20560812), (2, 10280406), (3, 6853604), (4, 5140203), (6, 3426802), (12, 1713401), (19, 1082148), (31, 663252), (38, 541074), (57, 360716), (62, 331626), (76, 270537), (93, 221084), (114, 180358), (124, 165813), (186, 110542), (228, 90179), (372, 55271), (589, 34908), (1178, 17454), (1767, 11636), (2356, 8727), (2909, 7068), (3534, 5818)]