16986928

素因数分解:

$2^4\times 7^2\times {\mathrm{47}}^1\times {\mathrm{461}}^1$

素因数の和:530

約数の個数: 60

約数和(自身を含む): 39184992

約数和(自身を除く): 22198064

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 47, 49, 56, 94, 98, 112, 188, 196, 329, 376, 392, 461, 658, 752, 784, 922, 1316, 1844, 2303, 2632, 3227, 3688, 4606, 5264, 6454, 7376, 9212, 12908, 18424, 21667, 22589, 25816, 36848, 43334, 45178, 51632, 86668, 90356, 151669, 173336, 180712, 303338, 346672, 361424, 606676, 1061683, 1213352, 2123366, 2426704, 4246732, 8493464, 16986928]

約数ペア:

[(1, 16986928), (2, 8493464), (4, 4246732), (7, 2426704), (8, 2123366), (14, 1213352), (16, 1061683), (28, 606676), (47, 361424), (49, 346672), (56, 303338), (94, 180712), (98, 173336), (112, 151669), (188, 90356), (196, 86668), (329, 51632), (376, 45178), (392, 43334), (461, 36848), (658, 25816), (752, 22589), (784, 21667), (922, 18424), (1316, 12908), (1844, 9212), (2303, 7376), (2632, 6454), (3227, 5264), (3688, 4606)]