18461548

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{263}}^1$

素因数の和:406

約数の個数: 48

約数和(自身を含む): 39029760

約数和(自身を除く): 20568212

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 109, 161, 218, 263, 322, 436, 526, 644, 763, 1052, 1526, 1841, 2507, 3052, 3682, 5014, 6049, 7364, 10028, 12098, 17549, 24196, 28667, 35098, 42343, 57334, 70196, 84686, 114668, 169372, 200669, 401338, 659341, 802676, 1318682, 2637364, 4615387, 9230774, 18461548]

約数ペア:

[(1, 18461548), (2, 9230774), (4, 4615387), (7, 2637364), (14, 1318682), (23, 802676), (28, 659341), (46, 401338), (92, 200669), (109, 169372), (161, 114668), (218, 84686), (263, 70196), (322, 57334), (436, 42343), (526, 35098), (644, 28667), (763, 24196), (1052, 17549), (1526, 12098), (1841, 10028), (2507, 7364), (3052, 6049), (3682, 5014)]