18955131657

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{191}}^1\times {\mathrm{18679}}^1$

素因数の和:18914

約数の個数: 64

約数和(自身を含む): 33053736960

約数和(自身を除く): 14098605303

約数列:

[1, 3, 7, 11, 21, 23, 33, 69, 77, 161, 191, 231, 253, 483, 573, 759, 1337, 1771, 2101, 4011, 4393, 5313, 6303, 13179, 14707, 18679, 30751, 44121, 48323, 56037, 92253, 130753, 144969, 205469, 338261, 392259, 429617, 616407, 1014783, 1288851, 1438283, 3007319, 3567689, 4314849, 4725787, 9021957, 10703067, 14177361, 24973823, 33080509, 39244579, 74921469, 82056847, 99241527, 117733737, 246170541, 274712053, 574397929, 824136159, 902625317, 1723193787, 2707875951, 6318377219, 18955131657]

約数ペア:

[(1, 18955131657), (3, 6318377219), (7, 2707875951), (11, 1723193787), (21, 902625317), (23, 824136159), (33, 574397929), (69, 274712053), (77, 246170541), (161, 117733737), (191, 99241527), (231, 82056847), (253, 74921469), (483, 39244579), (573, 33080509), (759, 24973823), (1337, 14177361), (1771, 10703067), (2101, 9021957), (4011, 4725787), (4393, 4314849), (5313, 3567689), (6303, 3007319), (13179, 1438283), (14707, 1288851), (18679, 1014783), (30751, 616407), (44121, 429617), (48323, 392259), (56037, 338261), (92253, 205469), (130753, 144969)]