19732905

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{15121}}^1$

素因数の和:15161

約数の個数: 24

約数和(自身を含む): 35385480

約数和(自身を除く): 15652575

約数列:

[1, 3, 5, 9, 15, 29, 45, 87, 145, 261, 435, 1305, 15121, 45363, 75605, 136089, 226815, 438509, 680445, 1315527, 2192545, 3946581, 6577635, 19732905]

約数ペア:

[(1, 19732905), (3, 6577635), (5, 3946581), (9, 2192545), (15, 1315527), (29, 680445), (45, 438509), (87, 226815), (145, 136089), (261, 75605), (435, 45363), (1305, 15121)]