18752921

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^3\times {\mathrm{347}}^1$

素因数の和:409

約数の個数: 16

約数和(自身を含む): 21798720

約数和(自身を除く): 3045799

約数列:

[1, 11, 17, 187, 289, 347, 3179, 3817, 4913, 5899, 54043, 64889, 100283, 1103113, 1704811, 18752921]

約数ペア:

[(1, 18752921), (11, 1704811), (17, 1103113), (187, 100283), (289, 64889), (347, 54043), (3179, 5899), (3817, 4913)]