19254296

素因数分解:

$2^3\times {\mathrm{19}}^2\times {\mathrm{59}}^1\times {\mathrm{113}}^1$

素因数の和:216

約数の個数: 48

約数和(自身を含む): 39090600

約数和(自身を除く): 19836304

約数列:

[1, 2, 4, 8, 19, 38, 59, 76, 113, 118, 152, 226, 236, 361, 452, 472, 722, 904, 1121, 1444, 2147, 2242, 2888, 4294, 4484, 6667, 8588, 8968, 13334, 17176, 21299, 26668, 40793, 42598, 53336, 81586, 85196, 126673, 163172, 170392, 253346, 326344, 506692, 1013384, 2406787, 4813574, 9627148, 19254296]

約数ペア:

[(1, 19254296), (2, 9627148), (4, 4813574), (8, 2406787), (19, 1013384), (38, 506692), (59, 326344), (76, 253346), (113, 170392), (118, 163172), (152, 126673), (226, 85196), (236, 81586), (361, 53336), (452, 42598), (472, 40793), (722, 26668), (904, 21299), (1121, 17176), (1444, 13334), (2147, 8968), (2242, 8588), (2888, 6667), (4294, 4484)]