20110688

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1667}}^1$

素因数の和:1719

約数の個数: 48

約数和(自身を含む): 44135280

約数和(自身を除く): 24024592

約数列:

[1, 2, 4, 8, 13, 16, 26, 29, 32, 52, 58, 104, 116, 208, 232, 377, 416, 464, 754, 928, 1508, 1667, 3016, 3334, 6032, 6668, 12064, 13336, 21671, 26672, 43342, 48343, 53344, 86684, 96686, 173368, 193372, 346736, 386744, 628459, 693472, 773488, 1256918, 1546976, 2513836, 5027672, 10055344, 20110688]

約数ペア:

[(1, 20110688), (2, 10055344), (4, 5027672), (8, 2513836), (13, 1546976), (16, 1256918), (26, 773488), (29, 693472), (32, 628459), (52, 386744), (58, 346736), (104, 193372), (116, 173368), (208, 96686), (232, 86684), (377, 53344), (416, 48343), (464, 43342), (754, 26672), (928, 21671), (1508, 13336), (1667, 12064), (3016, 6668), (3334, 6032)]