18693738

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{1667}}^1$

素因数の和:1771

約数の個数: 48

約数和(自身を含む): 46837440

約数和(自身を除く): 28143702

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 89, 126, 178, 267, 534, 623, 801, 1246, 1602, 1667, 1869, 3334, 3738, 5001, 5607, 10002, 11214, 11669, 15003, 23338, 30006, 35007, 70014, 105021, 148363, 210042, 296726, 445089, 890178, 1038541, 1335267, 2077082, 2670534, 3115623, 6231246, 9346869, 18693738]

約数ペア:

[(1, 18693738), (2, 9346869), (3, 6231246), (6, 3115623), (7, 2670534), (9, 2077082), (14, 1335267), (18, 1038541), (21, 890178), (42, 445089), (63, 296726), (89, 210042), (126, 148363), (178, 105021), (267, 70014), (534, 35007), (623, 30006), (801, 23338), (1246, 15003), (1602, 11669), (1667, 11214), (1869, 10002), (3334, 5607), (3738, 5001)]