20406078

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{14723}}^1$

素因数の和:14749

約数の個数: 48

約数和(自身を含む): 55126656

約数和(自身を除く): 34720578

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 21, 22, 33, 42, 63, 66, 77, 99, 126, 154, 198, 231, 462, 693, 1386, 14723, 29446, 44169, 88338, 103061, 132507, 161953, 206122, 265014, 309183, 323906, 485859, 618366, 927549, 971718, 1133671, 1457577, 1855098, 2267342, 2915154, 3401013, 6802026, 10203039, 20406078]

約数ペア:

[(1, 20406078), (2, 10203039), (3, 6802026), (6, 3401013), (7, 2915154), (9, 2267342), (11, 1855098), (14, 1457577), (18, 1133671), (21, 971718), (22, 927549), (33, 618366), (42, 485859), (63, 323906), (66, 309183), (77, 265014), (99, 206122), (126, 161953), (154, 132507), (198, 103061), (231, 88338), (462, 44169), (693, 29446), (1386, 14723)]