19282473

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{181}}^1$

素因数の和:302

約数の個数: 48

約数和(自身を含む): 34070400

約数和(自身を除く): 14787927

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 89, 133, 171, 181, 267, 399, 543, 623, 801, 1197, 1267, 1629, 1691, 1869, 3439, 3801, 5073, 5607, 10317, 11403, 11837, 15219, 16109, 24073, 30951, 35511, 48327, 72219, 106533, 112763, 144981, 216657, 306071, 338289, 918213, 1014867, 2142497, 2754639, 6427491, 19282473]

約数ペア:

[(1, 19282473), (3, 6427491), (7, 2754639), (9, 2142497), (19, 1014867), (21, 918213), (57, 338289), (63, 306071), (89, 216657), (133, 144981), (171, 112763), (181, 106533), (267, 72219), (399, 48327), (543, 35511), (623, 30951), (801, 24073), (1197, 16109), (1267, 15219), (1629, 11837), (1691, 11403), (1869, 10317), (3439, 5607), (3801, 5073)]