20819862

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{55079}}^1$

素因数の和:55097

約数の個数: 32

約数和(自身を含む): 52876800

約数和(自身を除く): 32056938

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 55079, 110158, 165237, 330474, 385553, 495711, 771106, 991422, 1156659, 1487133, 2313318, 2974266, 3469977, 6939954, 10409931, 20819862]

約数ペア:

[(1, 20819862), (2, 10409931), (3, 6939954), (6, 3469977), (7, 2974266), (9, 2313318), (14, 1487133), (18, 1156659), (21, 991422), (27, 771106), (42, 495711), (54, 385553), (63, 330474), (126, 165237), (189, 110158), (378, 55079)]