18889850

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1741}}^1$

素因数の和:1791

約数の個数: 48

約数和(自身を含む): 41473536

約数和(自身を除く): 22583686

約数列:

[1, 2, 5, 7, 10, 14, 25, 31, 35, 50, 62, 70, 155, 175, 217, 310, 350, 434, 775, 1085, 1550, 1741, 2170, 3482, 5425, 8705, 10850, 12187, 17410, 24374, 43525, 53971, 60935, 87050, 107942, 121870, 269855, 304675, 377797, 539710, 609350, 755594, 1349275, 1888985, 2698550, 3777970, 9444925, 18889850]

約数ペア:

[(1, 18889850), (2, 9444925), (5, 3777970), (7, 2698550), (10, 1888985), (14, 1349275), (25, 755594), (31, 609350), (35, 539710), (50, 377797), (62, 304675), (70, 269855), (155, 121870), (175, 107942), (217, 87050), (310, 60935), (350, 53971), (434, 43525), (775, 24374), (1085, 17410), (1550, 12187), (1741, 10850), (2170, 8705), (3482, 5425)]