201921782

素因数分解:

$2^1\times {\mathrm{157}}^1\times {\mathrm{709}}^1\times {\mathrm{907}}^1$

素因数の和:1775

約数の個数: 16

約数和(自身を含む): 305578320

約数和(自身を除く): 103656538

約数列:

[1, 2, 157, 314, 709, 907, 1418, 1814, 111313, 142399, 222626, 284798, 643063, 1286126, 100960891, 201921782]

約数ペア:

[(1, 201921782), (2, 100960891), (157, 1286126), (314, 643063), (709, 284798), (907, 222626), (1418, 142399), (1814, 111313)]