219860932

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{379}}^1\times {\mathrm{449}}^1$

素因数の和:868

約数の個数: 48

約数和(自身を含む): 430920000

約数和(自身を除く): 211059068

約数列:

[1, 2, 4, 17, 19, 34, 38, 68, 76, 323, 379, 449, 646, 758, 898, 1292, 1516, 1796, 6443, 7201, 7633, 8531, 12886, 14402, 15266, 17062, 25772, 28804, 30532, 34124, 122417, 145027, 170171, 244834, 290054, 340342, 489668, 580108, 680684, 2892907, 3233249, 5785814, 6466498, 11571628, 12932996, 54965233, 109930466, 219860932]

約数ペア:

[(1, 219860932), (2, 109930466), (4, 54965233), (17, 12932996), (19, 11571628), (34, 6466498), (38, 5785814), (68, 3233249), (76, 2892907), (323, 680684), (379, 580108), (449, 489668), (646, 340342), (758, 290054), (898, 244834), (1292, 170171), (1516, 145027), (1796, 122417), (6443, 34124), (7201, 30532), (7633, 28804), (8531, 25772), (12886, 17062), (14402, 15266)]