19530451330

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{7321}}^1\times {\mathrm{20521}}^1$

素因数の和:27862

約数の個数: 32

約数和(自身を含む): 37866045168

約数和(自身を除く): 18335593838

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 7321, 14642, 20521, 36605, 41042, 73210, 95173, 102605, 190346, 205210, 266773, 475865, 533546, 951730, 1333865, 2667730, 150234241, 300468482, 751171205, 1502342410, 1953045133, 3906090266, 9765225665, 19530451330]

約数ペア:

[(1, 19530451330), (2, 9765225665), (5, 3906090266), (10, 1953045133), (13, 1502342410), (26, 751171205), (65, 300468482), (130, 150234241), (7321, 2667730), (14642, 1333865), (20521, 951730), (36605, 533546), (41042, 475865), (73210, 266773), (95173, 205210), (102605, 190346)]