20949516

素因数分解:

$2^2\times 3^5\times 7^1\times {\mathrm{3079}}^1$

素因数の和:3105

約数の個数: 72

約数和(自身を含む): 62782720

約数和(自身を除く): 41833204

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 81, 84, 108, 126, 162, 189, 243, 252, 324, 378, 486, 567, 756, 972, 1134, 1701, 2268, 3079, 3402, 6158, 6804, 9237, 12316, 18474, 21553, 27711, 36948, 43106, 55422, 64659, 83133, 86212, 110844, 129318, 166266, 193977, 249399, 258636, 332532, 387954, 498798, 581931, 748197, 775908, 997596, 1163862, 1496394, 1745793, 2327724, 2992788, 3491586, 5237379, 6983172, 10474758, 20949516]

約数ペア:

[(1, 20949516), (2, 10474758), (3, 6983172), (4, 5237379), (6, 3491586), (7, 2992788), (9, 2327724), (12, 1745793), (14, 1496394), (18, 1163862), (21, 997596), (27, 775908), (28, 748197), (36, 581931), (42, 498798), (54, 387954), (63, 332532), (81, 258636), (84, 249399), (108, 193977), (126, 166266), (162, 129318), (189, 110844), (243, 86212), (252, 83133), (324, 64659), (378, 55422), (486, 43106), (567, 36948), (756, 27711), (972, 21553), (1134, 18474), (1701, 12316), (2268, 9237), (3079, 6804), (3402, 6158)]