19171782

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{67}}^1\times {\mathrm{757}}^1$

素因数の和:842

約数の個数: 64

約数和(自身を含む): 49482240

約数和(自身を除く): 30310458

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 67, 126, 134, 189, 201, 378, 402, 469, 603, 757, 938, 1206, 1407, 1514, 1809, 2271, 2814, 3618, 4221, 4542, 5299, 6813, 8442, 10598, 12663, 13626, 15897, 20439, 25326, 31794, 40878, 47691, 50719, 95382, 101438, 143073, 152157, 286146, 304314, 355033, 456471, 710066, 912942, 1065099, 1369413, 2130198, 2738826, 3195297, 6390594, 9585891, 19171782]

約数ペア:

[(1, 19171782), (2, 9585891), (3, 6390594), (6, 3195297), (7, 2738826), (9, 2130198), (14, 1369413), (18, 1065099), (21, 912942), (27, 710066), (42, 456471), (54, 355033), (63, 304314), (67, 286146), (126, 152157), (134, 143073), (189, 101438), (201, 95382), (378, 50719), (402, 47691), (469, 40878), (603, 31794), (757, 25326), (938, 20439), (1206, 15897), (1407, 13626), (1514, 12663), (1809, 10598), (2271, 8442), (2814, 6813), (3618, 5299), (4221, 4542)]