31838464

素因数分解:

$2^8\times 7^1\times {\mathrm{109}}^1\times {\mathrm{163}}^1$

素因数の和:295

約数の個数: 72

約数和(自身を含む): 73747520

約数和(自身を除く): 41909056

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 109, 112, 128, 163, 218, 224, 256, 326, 436, 448, 652, 763, 872, 896, 1141, 1304, 1526, 1744, 1792, 2282, 2608, 3052, 3488, 4564, 5216, 6104, 6976, 9128, 10432, 12208, 13952, 17767, 18256, 20864, 24416, 27904, 35534, 36512, 41728, 48832, 71068, 73024, 97664, 124369, 142136, 146048, 195328, 248738, 284272, 292096, 497476, 568544, 994952, 1137088, 1989904, 2274176, 3979808, 4548352, 7959616, 15919232, 31838464]

約数ペア:

[(1, 31838464), (2, 15919232), (4, 7959616), (7, 4548352), (8, 3979808), (14, 2274176), (16, 1989904), (28, 1137088), (32, 994952), (56, 568544), (64, 497476), (109, 292096), (112, 284272), (128, 248738), (163, 195328), (218, 146048), (224, 142136), (256, 124369), (326, 97664), (436, 73024), (448, 71068), (652, 48832), (763, 41728), (872, 36512), (896, 35534), (1141, 27904), (1304, 24416), (1526, 20864), (1744, 18256), (1792, 17767), (2282, 13952), (2608, 12208), (3052, 10432), (3488, 9128), (4564, 6976), (5216, 6104)]