2018986564

素因数分解:

$2^2\times 7^1\times {\mathrm{127}}^1\times {\mathrm{643}}^1\times {\mathrm{883}}^1$

素因数の和:1664

約数の個数: 48

約数和(自身を含む): 4080713728

約数和(自身を除く): 2061727164

約数列:

[1, 2, 4, 7, 14, 28, 127, 254, 508, 643, 883, 889, 1286, 1766, 1778, 2572, 3532, 3556, 4501, 6181, 9002, 12362, 18004, 24724, 81661, 112141, 163322, 224282, 326644, 448564, 567769, 571627, 784987, 1135538, 1143254, 1569974, 2271076, 2286508, 3139948, 3974383, 7948766, 15897532, 72106663, 144213326, 288426652, 504746641, 1009493282, 2018986564]

約数ペア:

[(1, 2018986564), (2, 1009493282), (4, 504746641), (7, 288426652), (14, 144213326), (28, 72106663), (127, 15897532), (254, 7948766), (508, 3974383), (643, 3139948), (883, 2286508), (889, 2271076), (1286, 1569974), (1766, 1143254), (1778, 1135538), (2572, 784987), (3532, 571627), (3556, 567769), (4501, 448564), (6181, 326644), (9002, 224282), (12362, 163322), (18004, 112141), (24724, 81661)]