19693755

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{15091}}^1$

素因数の和:15131

約数の個数: 24

約数和(自身を含む): 35315280

約数和(自身を除く): 15621525

約数列:

[1, 3, 5, 9, 15, 29, 45, 87, 145, 261, 435, 1305, 15091, 45273, 75455, 135819, 226365, 437639, 679095, 1312917, 2188195, 3938751, 6564585, 19693755]

約数ペア:

[(1, 19693755), (3, 6564585), (5, 3938751), (9, 2188195), (15, 1312917), (29, 679095), (45, 437639), (87, 226365), (145, 135819), (261, 75455), (435, 45273), (1305, 15091)]