20819316

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{35407}}^1$

素因数の和:35428

約数の個数: 36

約数和(自身を含む): 56511168

約数和(自身を除く): 35691852

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 294, 588, 35407, 70814, 106221, 141628, 212442, 247849, 424884, 495698, 743547, 991396, 1487094, 1734943, 2974188, 3469886, 5204829, 6939772, 10409658, 20819316]

約数ペア:

[(1, 20819316), (2, 10409658), (3, 6939772), (4, 5204829), (6, 3469886), (7, 2974188), (12, 1734943), (14, 1487094), (21, 991396), (28, 743547), (42, 495698), (49, 424884), (84, 247849), (98, 212442), (147, 141628), (196, 106221), (294, 70814), (588, 35407)]