18836428

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{12491}}^1$

素因数の和:12537

約数の個数: 24

約数和(自身を含む): 36726480

約数和(自身を除く): 17890052

約数列:

[1, 2, 4, 13, 26, 29, 52, 58, 116, 377, 754, 1508, 12491, 24982, 49964, 162383, 324766, 362239, 649532, 724478, 1448956, 4709107, 9418214, 18836428]

約数ペア:

[(1, 18836428), (2, 9418214), (4, 4709107), (13, 1448956), (26, 724478), (29, 649532), (52, 362239), (58, 324766), (116, 162383), (377, 49964), (754, 24982), (1508, 12491)]