20215690012

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{167}}^1\times {\mathrm{11057}}^1$

素因数の和:11275

約数の個数: 96

約数和(自身を含む): 44942542848

約数和(自身を除く): 24726852836

約数列:

[1, 2, 4, 7, 14, 17, 23, 28, 34, 46, 68, 92, 119, 161, 167, 238, 322, 334, 391, 476, 644, 668, 782, 1169, 1564, 2338, 2737, 2839, 3841, 4676, 5474, 5678, 7682, 10948, 11057, 11356, 15364, 19873, 22114, 26887, 39746, 44228, 53774, 65297, 77399, 79492, 107548, 130594, 154798, 187969, 254311, 261188, 309596, 375938, 457079, 508622, 751876, 914158, 1017244, 1315783, 1780177, 1828316, 1846519, 2631566, 3560354, 3693038, 4323287, 5263132, 7120708, 7386076, 8646574, 12925633, 17293148, 25851266, 30263009, 31390823, 42469937, 51702532, 60526018, 62781646, 84939874, 121052036, 125563292, 169879748, 219735761, 297289559, 439471522, 594579118, 721988929, 878943044, 1189158236, 1443977858, 2887955716, 5053922503, 10107845006, 20215690012]

約数ペア:

[(1, 20215690012), (2, 10107845006), (4, 5053922503), (7, 2887955716), (14, 1443977858), (17, 1189158236), (23, 878943044), (28, 721988929), (34, 594579118), (46, 439471522), (68, 297289559), (92, 219735761), (119, 169879748), (161, 125563292), (167, 121052036), (238, 84939874), (322, 62781646), (334, 60526018), (391, 51702532), (476, 42469937), (644, 31390823), (668, 30263009), (782, 25851266), (1169, 17293148), (1564, 12925633), (2338, 8646574), (2737, 7386076), (2839, 7120708), (3841, 5263132), (4676, 4323287), (5474, 3693038), (5678, 3560354), (7682, 2631566), (10948, 1846519), (11057, 1828316), (11356, 1780177), (15364, 1315783), (19873, 1017244), (22114, 914158), (26887, 751876), (39746, 508622), (44228, 457079), (53774, 375938), (65297, 309596), (77399, 261188), (79492, 254311), (107548, 187969), (130594, 154798)]