20193994492

素因数分解:

$2^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{2069}}^1\times {\mathrm{6577}}^1$

素因数の和:8710

約数の個数: 48

約数和(自身を含む): 41176175040

約数和(自身を除く): 20982180548

約数列:

[1, 2, 4, 7, 14, 28, 53, 106, 212, 371, 742, 1484, 2069, 4138, 6577, 8276, 13154, 14483, 26308, 28966, 46039, 57932, 92078, 109657, 184156, 219314, 348581, 438628, 697162, 767599, 1394324, 1535198, 2440067, 3070396, 4880134, 9760268, 13607813, 27215626, 54431252, 95254691, 190509382, 381018764, 721214089, 1442428178, 2884856356, 5048498623, 10096997246, 20193994492]

約数ペア:

[(1, 20193994492), (2, 10096997246), (4, 5048498623), (7, 2884856356), (14, 1442428178), (28, 721214089), (53, 381018764), (106, 190509382), (212, 95254691), (371, 54431252), (742, 27215626), (1484, 13607813), (2069, 9760268), (4138, 4880134), (6577, 3070396), (8276, 2440067), (13154, 1535198), (14483, 1394324), (26308, 767599), (28966, 697162), (46039, 438628), (57932, 348581), (92078, 219314), (109657, 184156)]