20192535

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{113}}^1$

素因数の和:173

約数の個数: 72

約数和(自身を含む): 40654224

約数和(自身を除く): 20461689

約数列:

[1, 3, 5, 9, 11, 15, 19, 33, 45, 55, 57, 95, 99, 113, 165, 171, 209, 285, 339, 361, 495, 565, 627, 855, 1017, 1045, 1083, 1243, 1695, 1805, 1881, 2147, 3135, 3249, 3729, 3971, 5085, 5415, 6215, 6441, 9405, 10735, 11187, 11913, 16245, 18645, 19323, 19855, 23617, 32205, 35739, 40793, 55935, 59565, 70851, 96615, 118085, 122379, 178695, 203965, 212553, 354255, 367137, 448723, 611895, 1062765, 1346169, 1835685, 2243615, 4038507, 6730845, 20192535]

約数ペア:

[(1, 20192535), (3, 6730845), (5, 4038507), (9, 2243615), (11, 1835685), (15, 1346169), (19, 1062765), (33, 611895), (45, 448723), (55, 367137), (57, 354255), (95, 212553), (99, 203965), (113, 178695), (165, 122379), (171, 118085), (209, 96615), (285, 70851), (339, 59565), (361, 55935), (495, 40793), (565, 35739), (627, 32205), (855, 23617), (1017, 19855), (1045, 19323), (1083, 18645), (1243, 16245), (1695, 11913), (1805, 11187), (1881, 10735), (2147, 9405), (3135, 6441), (3249, 6215), (3729, 5415), (3971, 5085)]