19286228

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{21817}}^1$

素因数の和:21851

約数の個数: 24

約数和(自身を含む): 38486952

約数和(自身を除く): 19200724

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 221, 442, 884, 21817, 43634, 87268, 283621, 370889, 567242, 741778, 1134484, 1483556, 4821557, 9643114, 19286228]

約数ペア:

[(1, 19286228), (2, 9643114), (4, 4821557), (13, 1483556), (17, 1134484), (26, 741778), (34, 567242), (52, 370889), (68, 283621), (221, 87268), (442, 43634), (884, 21817)]