20636064

素因数分解:

$2^5\times 3^2\times {\mathrm{79}}^1\times {\mathrm{907}}^1$

素因数の和:1002

約数の個数: 72

約数和(自身を含む): 59492160

約数和(自身を除く): 38856096

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 79, 96, 144, 158, 237, 288, 316, 474, 632, 711, 907, 948, 1264, 1422, 1814, 1896, 2528, 2721, 2844, 3628, 3792, 5442, 5688, 7256, 7584, 8163, 10884, 11376, 14512, 16326, 21768, 22752, 29024, 32652, 43536, 65304, 71653, 87072, 130608, 143306, 214959, 261216, 286612, 429918, 573224, 644877, 859836, 1146448, 1289754, 1719672, 2292896, 2579508, 3439344, 5159016, 6878688, 10318032, 20636064]

約数ペア:

[(1, 20636064), (2, 10318032), (3, 6878688), (4, 5159016), (6, 3439344), (8, 2579508), (9, 2292896), (12, 1719672), (16, 1289754), (18, 1146448), (24, 859836), (32, 644877), (36, 573224), (48, 429918), (72, 286612), (79, 261216), (96, 214959), (144, 143306), (158, 130608), (237, 87072), (288, 71653), (316, 65304), (474, 43536), (632, 32652), (711, 29024), (907, 22752), (948, 21768), (1264, 16326), (1422, 14512), (1814, 11376), (1896, 10884), (2528, 8163), (2721, 7584), (2844, 7256), (3628, 5688), (3792, 5442)]