19031404

素因数分解:

$2^2\times 7^2\times {\mathrm{89}}^1\times {\mathrm{1091}}^1$

素因数の和:1198

約数の個数: 36

約数和(自身を含む): 39213720

約数和(自身を除く): 20182316

約数列:

[1, 2, 4, 7, 14, 28, 49, 89, 98, 178, 196, 356, 623, 1091, 1246, 2182, 2492, 4361, 4364, 7637, 8722, 15274, 17444, 30548, 53459, 97099, 106918, 194198, 213836, 388396, 679693, 1359386, 2718772, 4757851, 9515702, 19031404]

約数ペア:

[(1, 19031404), (2, 9515702), (4, 4757851), (7, 2718772), (14, 1359386), (28, 679693), (49, 388396), (89, 213836), (98, 194198), (178, 106918), (196, 97099), (356, 53459), (623, 30548), (1091, 17444), (1246, 15274), (2182, 8722), (2492, 7637), (4361, 4364)]