1998385536

素因数分解:

$2^7\times 3^1\times 7^1\times {\mathrm{743447}}^1$

素因数の和:743471

約数の個数: 64

約数和(自身を含む): 6066535680

約数和(自身を除く): 4068150144

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 84, 96, 112, 128, 168, 192, 224, 336, 384, 448, 672, 896, 1344, 2688, 743447, 1486894, 2230341, 2973788, 4460682, 5204129, 5947576, 8921364, 10408258, 11895152, 15612387, 17842728, 20816516, 23790304, 31224774, 35685456, 41633032, 47580608, 62449548, 71370912, 83266064, 95161216, 124899096, 142741824, 166532128, 249798192, 285483648, 333064256, 499596384, 666128512, 999192768, 1998385536]

約数ペア:

[(1, 1998385536), (2, 999192768), (3, 666128512), (4, 499596384), (6, 333064256), (7, 285483648), (8, 249798192), (12, 166532128), (14, 142741824), (16, 124899096), (21, 95161216), (24, 83266064), (28, 71370912), (32, 62449548), (42, 47580608), (48, 41633032), (56, 35685456), (64, 31224774), (84, 23790304), (96, 20816516), (112, 17842728), (128, 15612387), (168, 11895152), (192, 10408258), (224, 8921364), (336, 5947576), (384, 5204129), (448, 4460682), (672, 2973788), (896, 2230341), (1344, 1486894), (2688, 743447)]