208772

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1$

素因数の和:131

約数の個数: 24

約数和(自身を含む): 399840

約数和(自身を除く): 191068

約数列:

[1, 2, 4, 19, 38, 41, 67, 76, 82, 134, 164, 268, 779, 1273, 1558, 2546, 2747, 3116, 5092, 5494, 10988, 52193, 104386, 208772]

約数ペア:

[(1, 208772), (2, 104386), (4, 52193), (19, 10988), (38, 5494), (41, 5092), (67, 3116), (76, 2747), (82, 2546), (134, 1558), (164, 1273), (268, 779)]