19674545

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{151}}^1$

素因数の和:293

約数の個数: 32

約数和(自身を含む): 27316224

約数和(自身を除く): 7641679

約数列:

[1, 5, 11, 23, 55, 103, 115, 151, 253, 515, 755, 1133, 1265, 1661, 2369, 3473, 5665, 8305, 11845, 15553, 17365, 26059, 38203, 77765, 130295, 171083, 191015, 357719, 855415, 1788595, 3934909, 19674545]

約数ペア:

[(1, 19674545), (5, 3934909), (11, 1788595), (23, 855415), (55, 357719), (103, 191015), (115, 171083), (151, 130295), (253, 77765), (515, 38203), (755, 26059), (1133, 17365), (1265, 15553), (1661, 11845), (2369, 8305), (3473, 5665)]