168030928

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{18787}}^1$

素因数の和:18851

約数の個数: 40

約数和(自身を含む): 358775648

約数和(自身を除く): 190744720

約数列:

[1, 2, 4, 8, 13, 16, 26, 43, 52, 86, 104, 172, 208, 344, 559, 688, 1118, 2236, 4472, 8944, 18787, 37574, 75148, 150296, 244231, 300592, 488462, 807841, 976924, 1615682, 1953848, 3231364, 3907696, 6462728, 10501933, 12925456, 21003866, 42007732, 84015464, 168030928]

約数ペア:

[(1, 168030928), (2, 84015464), (4, 42007732), (8, 21003866), (13, 12925456), (16, 10501933), (26, 6462728), (43, 3907696), (52, 3231364), (86, 1953848), (104, 1615682), (172, 976924), (208, 807841), (344, 488462), (559, 300592), (688, 244231), (1118, 150296), (2236, 75148), (4472, 37574), (8944, 18787)]