181031536

素因数分解:

$2^4\times 7^1\times {\mathrm{487}}^1\times {\mathrm{3319}}^1$

素因数の和:3821

約数の個数: 40

約数和(自身を含む): 401799680

約数和(自身を除く): 220768144

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 487, 974, 1948, 3319, 3409, 3896, 6638, 6818, 7792, 13276, 13636, 23233, 26552, 27272, 46466, 53104, 54544, 92932, 185864, 371728, 1616353, 3232706, 6465412, 11314471, 12930824, 22628942, 25861648, 45257884, 90515768, 181031536]

約数ペア:

[(1, 181031536), (2, 90515768), (4, 45257884), (7, 25861648), (8, 22628942), (14, 12930824), (16, 11314471), (28, 6465412), (56, 3232706), (112, 1616353), (487, 371728), (974, 185864), (1948, 92932), (3319, 54544), (3409, 53104), (3896, 46466), (6638, 27272), (6818, 26552), (7792, 23233), (13276, 13636)]