19581632

素因数分解:

$2^6\times 7^1\times {\mathrm{109}}^1\times {\mathrm{401}}^1$

素因数の和:529

約数の個数: 56

約数和(自身を含む): 44927520

約数和(自身を除く): 25345888

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 109, 112, 218, 224, 401, 436, 448, 763, 802, 872, 1526, 1604, 1744, 2807, 3052, 3208, 3488, 5614, 6104, 6416, 6976, 11228, 12208, 12832, 22456, 24416, 25664, 43709, 44912, 48832, 87418, 89824, 174836, 179648, 305963, 349672, 611926, 699344, 1223852, 1398688, 2447704, 2797376, 4895408, 9790816, 19581632]

約数ペア:

[(1, 19581632), (2, 9790816), (4, 4895408), (7, 2797376), (8, 2447704), (14, 1398688), (16, 1223852), (28, 699344), (32, 611926), (56, 349672), (64, 305963), (109, 179648), (112, 174836), (218, 89824), (224, 87418), (401, 48832), (436, 44912), (448, 43709), (763, 25664), (802, 24416), (872, 22456), (1526, 12832), (1604, 12208), (1744, 11228), (2807, 6976), (3052, 6416), (3208, 6104), (3488, 5614)]