19633380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{25171}}^1$

素因数の和:25196

約数の個数: 48

約数和(自身を含む): 59204544

約数和(自身を除く): 39571164

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 25171, 50342, 75513, 100684, 125855, 151026, 251710, 302052, 327223, 377565, 503420, 654446, 755130, 981669, 1308892, 1510260, 1636115, 1963338, 3272230, 3926676, 4908345, 6544460, 9816690, 19633380]

約数ペア:

[(1, 19633380), (2, 9816690), (3, 6544460), (4, 4908345), (5, 3926676), (6, 3272230), (10, 1963338), (12, 1636115), (13, 1510260), (15, 1308892), (20, 981669), (26, 755130), (30, 654446), (39, 503420), (52, 377565), (60, 327223), (65, 302052), (78, 251710), (130, 151026), (156, 125855), (195, 100684), (260, 75513), (390, 50342), (780, 25171)]