20910834

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{2477}}^1$

素因数の和:2559

約数の個数: 48

約数和(自身を含む): 52573248

約数和(自身を除く): 31662414

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 67, 126, 134, 201, 402, 469, 603, 938, 1206, 1407, 2477, 2814, 4221, 4954, 7431, 8442, 14862, 17339, 22293, 34678, 44586, 52017, 104034, 156051, 165959, 312102, 331918, 497877, 995754, 1161713, 1493631, 2323426, 2987262, 3485139, 6970278, 10455417, 20910834]

約数ペア:

[(1, 20910834), (2, 10455417), (3, 6970278), (6, 3485139), (7, 2987262), (9, 2323426), (14, 1493631), (18, 1161713), (21, 995754), (42, 497877), (63, 331918), (67, 312102), (126, 165959), (134, 156051), (201, 104034), (402, 52017), (469, 44586), (603, 34678), (938, 22293), (1206, 17339), (1407, 14862), (2477, 8442), (2814, 7431), (4221, 4954)]