19792481618

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{167}}^1\times {\mathrm{8243}}^1$

素因数の和:8511

約数の個数: 64

約数和(自身を含む): 37228584960

約数和(自身を除く): 17436103342

約数列:

[1, 2, 7, 13, 14, 26, 79, 91, 158, 167, 182, 334, 553, 1027, 1106, 1169, 2054, 2171, 2338, 4342, 7189, 8243, 13193, 14378, 15197, 16486, 26386, 30394, 57701, 92351, 107159, 115402, 171509, 184702, 214318, 343018, 651197, 750113, 1200563, 1302394, 1376581, 1500226, 2401126, 2753162, 4558379, 8465561, 9116758, 9636067, 16931122, 17895553, 19272134, 35791106, 59258927, 108749899, 118517854, 125268871, 217499798, 250537742, 761249293, 1413748687, 1522498586, 2827497374, 9896240809, 19792481618]

約数ペア:

[(1, 19792481618), (2, 9896240809), (7, 2827497374), (13, 1522498586), (14, 1413748687), (26, 761249293), (79, 250537742), (91, 217499798), (158, 125268871), (167, 118517854), (182, 108749899), (334, 59258927), (553, 35791106), (1027, 19272134), (1106, 17895553), (1169, 16931122), (2054, 9636067), (2171, 9116758), (2338, 8465561), (4342, 4558379), (7189, 2753162), (8243, 2401126), (13193, 1500226), (14378, 1376581), (15197, 1302394), (16486, 1200563), (26386, 750113), (30394, 651197), (57701, 343018), (92351, 214318), (107159, 184702), (115402, 171509)]