18038988

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{45553}}^1$

素因数の和:45574

約数の個数: 36

約数和(自身を含む): 49744968

約数和(自身を除く): 31705980

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 198, 396, 45553, 91106, 136659, 182212, 273318, 409977, 501083, 546636, 819954, 1002166, 1503249, 1639908, 2004332, 3006498, 4509747, 6012996, 9019494, 18038988]

約数ペア:

[(1, 18038988), (2, 9019494), (3, 6012996), (4, 4509747), (6, 3006498), (9, 2004332), (11, 1639908), (12, 1503249), (18, 1002166), (22, 819954), (33, 546636), (36, 501083), (44, 409977), (66, 273318), (99, 182212), (132, 136659), (198, 91106), (396, 45553)]