18323695

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{401}}^1$

素因数の和:475

約数の個数: 32

約数和(自身を含む): 25663680

約数和(自身を除く): 7339985

約数列:

[1, 5, 13, 19, 37, 65, 95, 185, 247, 401, 481, 703, 1235, 2005, 2405, 3515, 5213, 7619, 9139, 14837, 26065, 38095, 45695, 74185, 99047, 192881, 281903, 495235, 964405, 1409515, 3664739, 18323695]

約数ペア:

[(1, 18323695), (5, 3664739), (13, 1409515), (19, 964405), (37, 495235), (65, 281903), (95, 192881), (185, 99047), (247, 74185), (401, 45695), (481, 38095), (703, 26065), (1235, 14837), (2005, 9139), (2405, 7619), (3515, 5213)]