19835786

素因数分解:

$2^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{2371}}^1$

素因数の和:2509

約数の個数: 16

約数和(自身を含む): 30741120

約数和(自身を除く): 10905334

約数列:

[1, 2, 47, 89, 94, 178, 2371, 4183, 4742, 8366, 111437, 211019, 222874, 422038, 9917893, 19835786]

約数ペア:

[(1, 19835786), (2, 9917893), (47, 422038), (89, 222874), (94, 211019), (178, 111437), (2371, 8366), (4183, 4742)]