9784975870

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1913}}^1\times {\mathrm{26921}}^1$

素因数の和:28860

約数の個数: 32

約数和(自身を含む): 18550334880

約数和(自身を除く): 8765359010

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 1913, 3826, 9565, 19130, 26921, 36347, 53842, 72694, 134605, 181735, 269210, 363470, 511499, 1022998, 2557495, 5114990, 51499873, 102999746, 257499365, 514998730, 978497587, 1956995174, 4892487935, 9784975870]

約数ペア:

[(1, 9784975870), (2, 4892487935), (5, 1956995174), (10, 978497587), (19, 514998730), (38, 257499365), (95, 102999746), (190, 51499873), (1913, 5114990), (3826, 2557495), (9565, 1022998), (19130, 511499), (26921, 363470), (36347, 269210), (53842, 181735), (72694, 134605)]