19654140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{307}}^1$

素因数の和:427

約数の個数: 96

約数和(自身を含む): 60850944

約数和(自身を除く): 41196804

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 97, 110, 132, 165, 194, 220, 291, 307, 330, 388, 485, 582, 614, 660, 921, 970, 1067, 1164, 1228, 1455, 1535, 1842, 1940, 2134, 2910, 3070, 3201, 3377, 3684, 4268, 4605, 5335, 5820, 6140, 6402, 6754, 9210, 10131, 10670, 12804, 13508, 16005, 16885, 18420, 20262, 21340, 29779, 32010, 33770, 40524, 50655, 59558, 64020, 67540, 89337, 101310, 119116, 148895, 178674, 202620, 297790, 327569, 357348, 446685, 595580, 655138, 893370, 982707, 1310276, 1637845, 1786740, 1965414, 3275690, 3930828, 4913535, 6551380, 9827070, 19654140]

約数ペア:

[(1, 19654140), (2, 9827070), (3, 6551380), (4, 4913535), (5, 3930828), (6, 3275690), (10, 1965414), (11, 1786740), (12, 1637845), (15, 1310276), (20, 982707), (22, 893370), (30, 655138), (33, 595580), (44, 446685), (55, 357348), (60, 327569), (66, 297790), (97, 202620), (110, 178674), (132, 148895), (165, 119116), (194, 101310), (220, 89337), (291, 67540), (307, 64020), (330, 59558), (388, 50655), (485, 40524), (582, 33770), (614, 32010), (660, 29779), (921, 21340), (970, 20262), (1067, 18420), (1164, 16885), (1228, 16005), (1455, 13508), (1535, 12804), (1842, 10670), (1940, 10131), (2134, 9210), (2910, 6754), (3070, 6402), (3201, 6140), (3377, 5820), (3684, 5335), (4268, 4605)]