19585986

素因数分解:

$2^1\times 3^1\times 7^3\times {\mathrm{31}}^1\times {\mathrm{307}}^1$

素因数の和:364

約数の個数: 64

約数和(自身を含む): 47308800

約数和(自身を除く): 27722814

約数列:

[1, 2, 3, 6, 7, 14, 21, 31, 42, 49, 62, 93, 98, 147, 186, 217, 294, 307, 343, 434, 614, 651, 686, 921, 1029, 1302, 1519, 1842, 2058, 2149, 3038, 4298, 4557, 6447, 9114, 9517, 10633, 12894, 15043, 19034, 21266, 28551, 30086, 31899, 45129, 57102, 63798, 66619, 90258, 105301, 133238, 199857, 210602, 315903, 399714, 466333, 631806, 932666, 1398999, 2797998, 3264331, 6528662, 9792993, 19585986]

約数ペア:

[(1, 19585986), (2, 9792993), (3, 6528662), (6, 3264331), (7, 2797998), (14, 1398999), (21, 932666), (31, 631806), (42, 466333), (49, 399714), (62, 315903), (93, 210602), (98, 199857), (147, 133238), (186, 105301), (217, 90258), (294, 66619), (307, 63798), (343, 57102), (434, 45129), (614, 31899), (651, 30086), (686, 28551), (921, 21266), (1029, 19034), (1302, 15043), (1519, 12894), (1842, 10633), (2058, 9517), (2149, 9114), (3038, 6447), (4298, 4557)]