19411908

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{1153}}^1$

素因数の和:1244

約数の個数: 48

約数和(自身を含む): 48080256

約数和(自身を除く): 28668348

約数列:

[1, 2, 3, 4, 6, 12, 23, 46, 61, 69, 92, 122, 138, 183, 244, 276, 366, 732, 1153, 1403, 2306, 2806, 3459, 4209, 4612, 5612, 6918, 8418, 13836, 16836, 26519, 53038, 70333, 79557, 106076, 140666, 159114, 210999, 281332, 318228, 421998, 843996, 1617659, 3235318, 4852977, 6470636, 9705954, 19411908]

約数ペア:

[(1, 19411908), (2, 9705954), (3, 6470636), (4, 4852977), (6, 3235318), (12, 1617659), (23, 843996), (46, 421998), (61, 318228), (69, 281332), (92, 210999), (122, 159114), (138, 140666), (183, 106076), (244, 79557), (276, 70333), (366, 53038), (732, 26519), (1153, 16836), (1403, 13836), (2306, 8418), (2806, 6918), (3459, 5612), (4209, 4612)]