17805868

素因数分解:

$2^2\times {\mathrm{17}}^2\times {\mathrm{73}}^1\times {\mathrm{211}}^1$

素因数の和:322

約数の個数: 36

約数和(自身を含む): 33713512

約数和(自身を除く): 15907644

約数列:

[1, 2, 4, 17, 34, 68, 73, 146, 211, 289, 292, 422, 578, 844, 1156, 1241, 2482, 3587, 4964, 7174, 14348, 15403, 21097, 30806, 42194, 60979, 61612, 84388, 121958, 243916, 261851, 523702, 1047404, 4451467, 8902934, 17805868]

約数ペア:

[(1, 17805868), (2, 8902934), (4, 4451467), (17, 1047404), (34, 523702), (68, 261851), (73, 243916), (146, 121958), (211, 84388), (289, 61612), (292, 60979), (422, 42194), (578, 30806), (844, 21097), (1156, 15403), (1241, 14348), (2482, 7174), (3587, 4964)]