199977964

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{1229}}^1\times {\mathrm{2141}}^1$

素因数の和:3393

約数の個数: 24

約数和(自身を含む): 368852400

約数和(自身を除く): 168874436

約数列:

[1, 2, 4, 19, 38, 76, 1229, 2141, 2458, 4282, 4916, 8564, 23351, 40679, 46702, 81358, 93404, 162716, 2631289, 5262578, 10525156, 49994491, 99988982, 199977964]

約数ペア:

[(1, 199977964), (2, 99988982), (4, 49994491), (19, 10525156), (38, 5262578), (76, 2631289), (1229, 162716), (2141, 93404), (2458, 81358), (4282, 46702), (4916, 40679), (8564, 23351)]