12581258

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{137}}^1$

素因数の和:266

約数の個数: 32

約数和(自身を含む): 20955024

約数和(自身を除く): 8373766

約数列:

[1, 2, 17, 34, 37, 73, 74, 137, 146, 274, 629, 1241, 1258, 2329, 2482, 2701, 4658, 5069, 5402, 10001, 10138, 20002, 45917, 86173, 91834, 170017, 172346, 340034, 370037, 740074, 6290629, 12581258]

約数ペア:

[(1, 12581258), (2, 6290629), (17, 740074), (34, 370037), (37, 340034), (73, 172346), (74, 170017), (137, 91834), (146, 86173), (274, 45917), (629, 20002), (1241, 10138), (1258, 10001), (2329, 5402), (2482, 5069), (2701, 4658)]