31355884

素因数分解:

$2^2\times 7^2\times {\mathrm{159979}}^1$

素因数の和:159997

約数の個数: 18

約数和(自身を含む): 63832020

約数和(自身を除く): 32476136

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 159979, 319958, 639916, 1119853, 2239706, 4479412, 7838971, 15677942, 31355884]

約数ペア:

[(1, 31355884), (2, 15677942), (4, 7838971), (7, 4479412), (14, 2239706), (28, 1119853), (49, 639916), (98, 319958), (196, 159979)]