205991284

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{26261}}^1$

素因数の和:26355

約数の個数: 24

約数和(自身を含む): 377227368

約数和(自身を除く): 171236084

約数列:

[1, 2, 4, 37, 53, 74, 106, 148, 212, 1961, 3922, 7844, 26261, 52522, 105044, 971657, 1391833, 1943314, 2783666, 3886628, 5567332, 51497821, 102995642, 205991284]

約数ペア:

[(1, 205991284), (2, 102995642), (4, 51497821), (37, 5567332), (53, 3886628), (74, 2783666), (106, 1943314), (148, 1391833), (212, 971657), (1961, 105044), (3922, 52522), (7844, 26261)]