20544076

素因数分解:

$2^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{233}}^1$

素因数の和:358

約数の個数: 48

約数和(自身を含む): 42771456

約数和(自身を除く): 22227380

約数列:

[1, 2, 4, 7, 14, 28, 47, 67, 94, 134, 188, 233, 268, 329, 466, 469, 658, 932, 938, 1316, 1631, 1876, 3149, 3262, 6298, 6524, 10951, 12596, 15611, 21902, 22043, 31222, 43804, 44086, 62444, 76657, 88172, 109277, 153314, 218554, 306628, 437108, 733717, 1467434, 2934868, 5136019, 10272038, 20544076]

約数ペア:

[(1, 20544076), (2, 10272038), (4, 5136019), (7, 2934868), (14, 1467434), (28, 733717), (47, 437108), (67, 306628), (94, 218554), (134, 153314), (188, 109277), (233, 88172), (268, 76657), (329, 62444), (466, 44086), (469, 43804), (658, 31222), (932, 22043), (938, 21902), (1316, 15611), (1631, 12596), (1876, 10951), (3149, 6524), (3262, 6298)]