81910748

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{29129}}^1$

素因数の和:29189

約数の個数: 24

約数和(自身を含む): 154971600

約数和(自身を除く): 73060852

約数列:

[1, 2, 4, 19, 37, 38, 74, 76, 148, 703, 1406, 2812, 29129, 58258, 116516, 553451, 1077773, 1106902, 2155546, 2213804, 4311092, 20477687, 40955374, 81910748]

約数ペア:

[(1, 81910748), (2, 40955374), (4, 20477687), (19, 4311092), (37, 2213804), (38, 2155546), (74, 1106902), (76, 1077773), (148, 553451), (703, 116516), (1406, 58258), (2812, 29129)]