20810394

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{1723}}^1$

素因数の和:1803

約数の個数: 48

約数和(自身を含む): 50023584

約数和(自身を除く): 29213190

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 61, 66, 99, 122, 183, 198, 366, 549, 671, 1098, 1342, 1723, 2013, 3446, 4026, 5169, 6039, 10338, 12078, 15507, 18953, 31014, 37906, 56859, 105103, 113718, 170577, 210206, 315309, 341154, 630618, 945927, 1156133, 1891854, 2312266, 3468399, 6936798, 10405197, 20810394]

約数ペア:

[(1, 20810394), (2, 10405197), (3, 6936798), (6, 3468399), (9, 2312266), (11, 1891854), (18, 1156133), (22, 945927), (33, 630618), (61, 341154), (66, 315309), (99, 210206), (122, 170577), (183, 113718), (198, 105103), (366, 56859), (549, 37906), (671, 31014), (1098, 18953), (1342, 15507), (1723, 12078), (2013, 10338), (3446, 6039), (4026, 5169)]