17520196904

素因数分解:

$2^3\times 7^1\times {\mathrm{2591}}^1\times {\mathrm{120749}}^1$

素因数の和:123353

約数の個数: 32

約数和(自身を含む): 37558080000

約数和(自身を除く): 20037883096

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 2591, 5182, 10364, 18137, 20728, 36274, 72548, 120749, 145096, 241498, 482996, 845243, 965992, 1690486, 3380972, 6761944, 312860659, 625721318, 1251442636, 2190024613, 2502885272, 4380049226, 8760098452, 17520196904]

約数ペア:

[(1, 17520196904), (2, 8760098452), (4, 4380049226), (7, 2502885272), (8, 2190024613), (14, 1251442636), (28, 625721318), (56, 312860659), (2591, 6761944), (5182, 3380972), (10364, 1690486), (18137, 965992), (20728, 845243), (36274, 482996), (72548, 241498), (120749, 145096)]