20123171304

素因数分解:

$2^3\times 3^1\times {\mathrm{43}}^1\times {\mathrm{19499197}}^1$

素因数の和:19499249

約数の個数: 32

約数和(自身を含む): 51477882720

約数和(自身を除く): 31354711416

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 43, 86, 129, 172, 258, 344, 516, 1032, 19499197, 38998394, 58497591, 77996788, 116995182, 155993576, 233990364, 467980728, 838465471, 1676930942, 2515396413, 3353861884, 5030792826, 6707723768, 10061585652, 20123171304]

約数ペア:

[(1, 20123171304), (2, 10061585652), (3, 6707723768), (4, 5030792826), (6, 3353861884), (8, 2515396413), (12, 1676930942), (24, 838465471), (43, 467980728), (86, 233990364), (129, 155993576), (172, 116995182), (258, 77996788), (344, 58497591), (516, 38998394), (1032, 19499197)]