31295248

素因数分解:

$2^4\times {\mathrm{89}}^1\times {\mathrm{21977}}^1$

素因数の和:22074

約数の個数: 20

約数和(自身を含む): 61318620

約数和(自身を除く): 30023372

約数列:

[1, 2, 4, 8, 16, 89, 178, 356, 712, 1424, 21977, 43954, 87908, 175816, 351632, 1955953, 3911906, 7823812, 15647624, 31295248]

約数ペア:

[(1, 31295248), (2, 15647624), (4, 7823812), (8, 3911906), (16, 1955953), (89, 351632), (178, 175816), (356, 87908), (712, 43954), (1424, 21977)]