20775118

素因数分解:

$2^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{709}}^1$

素因数の和:761

約数の個数: 48

約数和(自身を含む): 40793760

約数和(自身を除く): 20018642

約数列:

[1, 2, 7, 13, 14, 23, 26, 46, 49, 91, 98, 161, 182, 299, 322, 598, 637, 709, 1127, 1274, 1418, 2093, 2254, 4186, 4963, 9217, 9926, 14651, 16307, 18434, 29302, 32614, 34741, 64519, 69482, 114149, 129038, 211991, 228298, 423982, 451633, 799043, 903266, 1483937, 1598086, 2967874, 10387559, 20775118]

約数ペア:

[(1, 20775118), (2, 10387559), (7, 2967874), (13, 1598086), (14, 1483937), (23, 903266), (26, 799043), (46, 451633), (49, 423982), (91, 228298), (98, 211991), (161, 129038), (182, 114149), (299, 69482), (322, 64519), (598, 34741), (637, 32614), (709, 29302), (1127, 18434), (1274, 16307), (1418, 14651), (2093, 9926), (2254, 9217), (4186, 4963)]