19496976

素因数分解:

$2^4\times 3^1\times {\mathrm{41}}^1\times {\mathrm{9907}}^1$

素因数の和:9959

約数の個数: 40

約数和(自身を含む): 51600864

約数和(自身を除く): 32103888

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 41, 48, 82, 123, 164, 246, 328, 492, 656, 984, 1968, 9907, 19814, 29721, 39628, 59442, 79256, 118884, 158512, 237768, 406187, 475536, 812374, 1218561, 1624748, 2437122, 3249496, 4874244, 6498992, 9748488, 19496976]

約数ペア:

[(1, 19496976), (2, 9748488), (3, 6498992), (4, 4874244), (6, 3249496), (8, 2437122), (12, 1624748), (16, 1218561), (24, 812374), (41, 475536), (48, 406187), (82, 237768), (123, 158512), (164, 118884), (246, 79256), (328, 59442), (492, 39628), (656, 29721), (984, 19814), (1968, 9907)]