19993399285857

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{419}}^1\times {\mathrm{467}}^1\times {\mathrm{920519}}^1$

素因数の和:921445

約数の個数: 32

約数和(自身を含む): 27502486502400

約数和(自身を除く): 7509087216543

約数列:

[1, 3, 37, 111, 419, 467, 1257, 1401, 15503, 17279, 46509, 51837, 195673, 587019, 920519, 2761557, 7239901, 21719703, 34059203, 102177609, 385697461, 429882373, 1157092383, 1289647119, 14270806057, 15905647801, 42812418171, 47716943403, 180120714287, 540362142861, 6664466428619, 19993399285857]

約数ペア:

[(1, 19993399285857), (3, 6664466428619), (37, 540362142861), (111, 180120714287), (419, 47716943403), (467, 42812418171), (1257, 15905647801), (1401, 14270806057), (15503, 1289647119), (17279, 1157092383), (46509, 429882373), (51837, 385697461), (195673, 102177609), (587019, 34059203), (920519, 21719703), (2761557, 7239901)]