19876622

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{211}}^1$

素因数の和:336

約数の個数: 32

約数和(自身を含む): 32868480

約数和(自身を除く): 12991858

約数列:

[1, 2, 19, 37, 38, 67, 74, 134, 211, 422, 703, 1273, 1406, 2479, 2546, 4009, 4958, 7807, 8018, 14137, 15614, 28274, 47101, 94202, 148333, 268603, 296666, 523069, 537206, 1046138, 9938311, 19876622]

約数ペア:

[(1, 19876622), (2, 9938311), (19, 1046138), (37, 537206), (38, 523069), (67, 296666), (74, 268603), (134, 148333), (211, 94202), (422, 47101), (703, 28274), (1273, 15614), (1406, 14137), (2479, 8018), (2546, 7807), (4009, 4958)]