20281569344

素因数分解:

$2^6\times {\mathrm{47}}^1\times {\mathrm{2129}}^1\times {\mathrm{3167}}^1$

素因数の和:5355

約数の個数: 56

約数和(自身を含む): 41134832640

約数和(自身を除く): 20853263296

約数列:

[1, 2, 4, 8, 16, 32, 47, 64, 94, 188, 376, 752, 1504, 2129, 3008, 3167, 4258, 6334, 8516, 12668, 17032, 25336, 34064, 50672, 68128, 100063, 101344, 136256, 148849, 200126, 202688, 297698, 400252, 595396, 800504, 1190792, 1601008, 2381584, 3202016, 4763168, 6404032, 6742543, 9526336, 13485086, 26970172, 53940344, 107880688, 215761376, 316899521, 431522752, 633799042, 1267598084, 2535196168, 5070392336, 10140784672, 20281569344]

約数ペア:

[(1, 20281569344), (2, 10140784672), (4, 5070392336), (8, 2535196168), (16, 1267598084), (32, 633799042), (47, 431522752), (64, 316899521), (94, 215761376), (188, 107880688), (376, 53940344), (752, 26970172), (1504, 13485086), (2129, 9526336), (3008, 6742543), (3167, 6404032), (4258, 4763168), (6334, 3202016), (8516, 2381584), (12668, 1601008), (17032, 1190792), (25336, 800504), (34064, 595396), (50672, 400252), (68128, 297698), (100063, 202688), (101344, 200126), (136256, 148849)]