18200438

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{211}}^1$

素因数の和:332

約数の個数: 32

約数和(自身を含む): 30222720

約数和(自身を除く): 12022282

約数列:

[1, 2, 17, 34, 43, 59, 86, 118, 211, 422, 731, 1003, 1462, 2006, 2537, 3587, 5074, 7174, 9073, 12449, 18146, 24898, 43129, 86258, 154241, 211633, 308482, 423266, 535307, 1070614, 9100219, 18200438]

約数ペア:

[(1, 18200438), (2, 9100219), (17, 1070614), (34, 535307), (43, 423266), (59, 308482), (86, 211633), (118, 154241), (211, 86258), (422, 43129), (731, 24898), (1003, 18146), (1462, 12449), (2006, 9073), (2537, 7174), (3587, 5074)]