19740196

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{367}}^1$

素因数の和:508

約数の個数: 48

約数和(自身を含む): 42287616

約数和(自身を除く): 22547420

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 113, 119, 226, 238, 367, 452, 476, 734, 791, 1468, 1582, 1921, 2569, 3164, 3842, 5138, 6239, 7684, 10276, 12478, 13447, 24956, 26894, 41471, 43673, 53788, 82942, 87346, 165884, 174692, 290297, 580594, 705007, 1161188, 1410014, 2820028, 4935049, 9870098, 19740196]

約数ペア:

[(1, 19740196), (2, 9870098), (4, 4935049), (7, 2820028), (14, 1410014), (17, 1161188), (28, 705007), (34, 580594), (68, 290297), (113, 174692), (119, 165884), (226, 87346), (238, 82942), (367, 53788), (452, 43673), (476, 41471), (734, 26894), (791, 24956), (1468, 13447), (1582, 12478), (1921, 10276), (2569, 7684), (3164, 6239), (3842, 5138)]