19501313377

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^3\times {\mathrm{53}}^1\times {\mathrm{823}}^1$

素因数の和:947

約数の個数: 64

約数和(自身を含む): 26014141440

約数和(自身を除く): 6512828063

約数列:

[1, 7, 13, 17, 53, 91, 119, 221, 289, 371, 689, 823, 901, 1547, 2023, 3757, 4823, 4913, 5761, 6307, 10699, 11713, 13991, 15317, 26299, 34391, 43619, 63869, 74893, 81991, 97937, 107219, 181883, 199121, 237847, 260389, 305333, 447083, 567047, 741523, 1273181, 1393847, 1664929, 1822723, 3092011, 3385057, 3969329, 4043399, 5190661, 9639799, 12605891, 21644077, 23695399, 28303793, 52564187, 67478593, 88241237, 163876583, 214300147, 367949309, 1147136081, 1500101029, 2785901911, 19501313377]

約数ペア:

[(1, 19501313377), (7, 2785901911), (13, 1500101029), (17, 1147136081), (53, 367949309), (91, 214300147), (119, 163876583), (221, 88241237), (289, 67478593), (371, 52564187), (689, 28303793), (823, 23695399), (901, 21644077), (1547, 12605891), (2023, 9639799), (3757, 5190661), (4823, 4043399), (4913, 3969329), (5761, 3385057), (6307, 3092011), (10699, 1822723), (11713, 1664929), (13991, 1393847), (15317, 1273181), (26299, 741523), (34391, 567047), (43619, 447083), (63869, 305333), (74893, 260389), (81991, 237847), (97937, 199121), (107219, 181883)]