19217948

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{1459}}^1$

素因数の和:1589

約数の個数: 24

約数和(自身を含む): 34952400

約数和(自身を除く): 15734452

約数列:

[1, 2, 4, 37, 74, 89, 148, 178, 356, 1459, 2918, 3293, 5836, 6586, 13172, 53983, 107966, 129851, 215932, 259702, 519404, 4804487, 9608974, 19217948]

約数ペア:

[(1, 19217948), (2, 9608974), (4, 4804487), (37, 519404), (74, 259702), (89, 215932), (148, 129851), (178, 107966), (356, 53983), (1459, 13172), (2918, 6586), (3293, 5836)]