19948478316

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{12973}}^1\times {\mathrm{9857}}^1$

素因数の和:22850

約数の個数: 48

約数和(自身を含む): 50135895264

約数和(自身を除く): 30187416948

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 9857, 12973, 19714, 25946, 29571, 38919, 39428, 51892, 59142, 77838, 118284, 128141, 155676, 168649, 256282, 337298, 384423, 505947, 512564, 674596, 768846, 1011894, 1537692, 2023788, 127874861, 255749722, 383624583, 511499444, 767249166, 1534498332, 1662373193, 3324746386, 4987119579, 6649492772, 9974239158, 19948478316]

約数ペア:

[(1, 19948478316), (2, 9974239158), (3, 6649492772), (4, 4987119579), (6, 3324746386), (12, 1662373193), (13, 1534498332), (26, 767249166), (39, 511499444), (52, 383624583), (78, 255749722), (156, 127874861), (9857, 2023788), (12973, 1537692), (19714, 1011894), (25946, 768846), (29571, 674596), (38919, 512564), (39428, 505947), (51892, 384423), (59142, 337298), (77838, 256282), (118284, 168649), (128141, 155676)]