74719856

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{245789}}^1$

素因数の和:245816

約数の個数: 20

約数和(自身を含む): 152389800

約数和(自身を除く): 77669944

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 245789, 491578, 983156, 1966312, 3932624, 4669991, 9339982, 18679964, 37359928, 74719856]

約数ペア:

[(1, 74719856), (2, 37359928), (4, 18679964), (8, 9339982), (16, 4669991), (19, 3932624), (38, 1966312), (76, 983156), (152, 491578), (304, 245789)]