19005242416

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{358103}}^1$

素因数の和:358249

約数の個数: 40

約数和(自身を含む): 38365830144

約数和(自身を除く): 19360587728

約数列:

[1, 2, 4, 8, 16, 31, 62, 107, 124, 214, 248, 428, 496, 856, 1712, 3317, 6634, 13268, 26536, 53072, 358103, 716206, 1432412, 2864824, 5729648, 11101193, 22202386, 38317021, 44404772, 76634042, 88809544, 153268084, 177619088, 306536168, 613072336, 1187827651, 2375655302, 4751310604, 9502621208, 19005242416]

約数ペア:

[(1, 19005242416), (2, 9502621208), (4, 4751310604), (8, 2375655302), (16, 1187827651), (31, 613072336), (62, 306536168), (107, 177619088), (124, 153268084), (214, 88809544), (248, 76634042), (428, 44404772), (496, 38317021), (856, 22202386), (1712, 11101193), (3317, 5729648), (6634, 2864824), (13268, 1432412), (26536, 716206), (53072, 358103)]