12726428

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1171}}^1$

素因数の和:1218

約数の個数: 48

約数和(自身を含む): 27565440

約数和(自身を除く): 14839012

約数列:

[1, 2, 4, 11, 13, 19, 22, 26, 38, 44, 52, 76, 143, 209, 247, 286, 418, 494, 572, 836, 988, 1171, 2342, 2717, 4684, 5434, 10868, 12881, 15223, 22249, 25762, 30446, 44498, 51524, 60892, 88996, 167453, 244739, 289237, 334906, 489478, 578474, 669812, 978956, 1156948, 3181607, 6363214, 12726428]

約数ペア:

[(1, 12726428), (2, 6363214), (4, 3181607), (11, 1156948), (13, 978956), (19, 669812), (22, 578474), (26, 489478), (38, 334906), (44, 289237), (52, 244739), (76, 167453), (143, 88996), (209, 60892), (247, 51524), (286, 44498), (418, 30446), (494, 25762), (572, 22249), (836, 15223), (988, 12881), (1171, 10868), (2342, 5434), (2717, 4684)]