19854864

素因数分解:

$2^4\times 3^2\times {\mathrm{173}}^1\times {\mathrm{797}}^1$

素因数の和:984

約数の個数: 60

約数和(自身を含む): 55957356

約数和(自身を除く): 36102492

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 173, 346, 519, 692, 797, 1038, 1384, 1557, 1594, 2076, 2391, 2768, 3114, 3188, 4152, 4782, 6228, 6376, 7173, 8304, 9564, 12456, 12752, 14346, 19128, 24912, 28692, 38256, 57384, 114768, 137881, 275762, 413643, 551524, 827286, 1103048, 1240929, 1654572, 2206096, 2481858, 3309144, 4963716, 6618288, 9927432, 19854864]

約数ペア:

[(1, 19854864), (2, 9927432), (3, 6618288), (4, 4963716), (6, 3309144), (8, 2481858), (9, 2206096), (12, 1654572), (16, 1240929), (18, 1103048), (24, 827286), (36, 551524), (48, 413643), (72, 275762), (144, 137881), (173, 114768), (346, 57384), (519, 38256), (692, 28692), (797, 24912), (1038, 19128), (1384, 14346), (1557, 12752), (1594, 12456), (2076, 9564), (2391, 8304), (2768, 7173), (3114, 6376), (3188, 6228), (4152, 4782)]