20194208

素因数分解:

$2^5\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{463}}^1$

素因数の和:549

約数の個数: 48

約数和(自身を含む): 42094080

約数和(自身を除く): 21899872

約数列:

[1, 2, 4, 8, 16, 29, 32, 47, 58, 94, 116, 188, 232, 376, 463, 464, 752, 926, 928, 1363, 1504, 1852, 2726, 3704, 5452, 7408, 10904, 13427, 14816, 21761, 21808, 26854, 43522, 43616, 53708, 87044, 107416, 174088, 214832, 348176, 429664, 631069, 696352, 1262138, 2524276, 5048552, 10097104, 20194208]

約数ペア:

[(1, 20194208), (2, 10097104), (4, 5048552), (8, 2524276), (16, 1262138), (29, 696352), (32, 631069), (47, 429664), (58, 348176), (94, 214832), (116, 174088), (188, 107416), (232, 87044), (376, 53708), (463, 43616), (464, 43522), (752, 26854), (926, 21808), (928, 21761), (1363, 14816), (1504, 13427), (1852, 10904), (2726, 7408), (3704, 5452)]