20575422

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{2677}}^1$

素因数の和:2753

約数の個数: 48

約数和(自身を含む): 51803232

約数和(自身を除く): 31227810

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 61, 63, 122, 126, 183, 366, 427, 549, 854, 1098, 1281, 2562, 2677, 3843, 5354, 7686, 8031, 16062, 18739, 24093, 37478, 48186, 56217, 112434, 163297, 168651, 326594, 337302, 489891, 979782, 1143079, 1469673, 2286158, 2939346, 3429237, 6858474, 10287711, 20575422]

約数ペア:

[(1, 20575422), (2, 10287711), (3, 6858474), (6, 3429237), (7, 2939346), (9, 2286158), (14, 1469673), (18, 1143079), (21, 979782), (42, 489891), (61, 337302), (63, 326594), (122, 168651), (126, 163297), (183, 112434), (366, 56217), (427, 48186), (549, 37478), (854, 24093), (1098, 18739), (1281, 16062), (2562, 8031), (2677, 7686), (3843, 5354)]