38405038

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{151}}^1\times {\mathrm{491}}^1$

素因数の和:688

約数の個数: 32

約数和(自身を含む): 68203008

約数和(自身を除く): 29797970

約数列:

[1, 2, 7, 14, 37, 74, 151, 259, 302, 491, 518, 982, 1057, 2114, 3437, 5587, 6874, 11174, 18167, 36334, 39109, 74141, 78218, 127169, 148282, 254338, 518987, 1037974, 2743217, 5486434, 19202519, 38405038]

約数ペア:

[(1, 38405038), (2, 19202519), (7, 5486434), (14, 2743217), (37, 1037974), (74, 518987), (151, 254338), (259, 148282), (302, 127169), (491, 78218), (518, 74141), (982, 39109), (1057, 36334), (2114, 18167), (3437, 11174), (5587, 6874)]