20095377512

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{258721}}^1$

素因数の和:258826

約数の個数: 64

約数和(自身を含む): 45949027200

約数和(自身を除く): 25853649688

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 73, 76, 133, 146, 152, 266, 292, 511, 532, 584, 1022, 1064, 1387, 2044, 2774, 4088, 5548, 9709, 11096, 19418, 38836, 77672, 258721, 517442, 1034884, 1811047, 2069768, 3622094, 4915699, 7244188, 9831398, 14488376, 18886633, 19662796, 34409893, 37773266, 39325592, 68819786, 75546532, 132206431, 137639572, 151093064, 264412862, 275279144, 358846027, 528825724, 717692054, 1057651448, 1435384108, 2511922189, 2870768216, 5023844378, 10047688756, 20095377512]

約数ペア:

[(1, 20095377512), (2, 10047688756), (4, 5023844378), (7, 2870768216), (8, 2511922189), (14, 1435384108), (19, 1057651448), (28, 717692054), (38, 528825724), (56, 358846027), (73, 275279144), (76, 264412862), (133, 151093064), (146, 137639572), (152, 132206431), (266, 75546532), (292, 68819786), (511, 39325592), (532, 37773266), (584, 34409893), (1022, 19662796), (1064, 18886633), (1387, 14488376), (2044, 9831398), (2774, 7244188), (4088, 4915699), (5548, 3622094), (9709, 2069768), (11096, 1811047), (19418, 1034884), (38836, 517442), (77672, 258721)]