20280918

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{16651}}^1$

素因数の和:16692

約数の個数: 32

約数和(自身を含む): 47957760

約数和(自身を除く): 27676842

約数列:

[1, 2, 3, 6, 7, 14, 21, 29, 42, 58, 87, 174, 203, 406, 609, 1218, 16651, 33302, 49953, 99906, 116557, 233114, 349671, 482879, 699342, 965758, 1448637, 2897274, 3380153, 6760306, 10140459, 20280918]

約数ペア:

[(1, 20280918), (2, 10140459), (3, 6760306), (6, 3380153), (7, 2897274), (14, 1448637), (21, 965758), (29, 699342), (42, 482879), (58, 349671), (87, 233114), (174, 116557), (203, 99906), (406, 49953), (609, 33302), (1218, 16651)]