18919353

素因数分解:

$3^1\times {\mathrm{59}}^1\times {\mathrm{89}}^1\times {\mathrm{1201}}^1$

素因数の和:1352

約数の個数: 16

約数和(自身を含む): 25963200

約数和(自身を除く): 7043847

約数列:

[1, 3, 59, 89, 177, 267, 1201, 3603, 5251, 15753, 70859, 106889, 212577, 320667, 6306451, 18919353]

約数ペア:

[(1, 18919353), (3, 6306451), (59, 320667), (89, 212577), (177, 106889), (267, 70859), (1201, 15753), (3603, 5251)]