20523976

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{59}}^2\times {\mathrm{67}}^1$

素因数の和:202

約数の個数: 48

約数和(自身を含む): 43341840

約数和(自身を除く): 22817864

約数列:

[1, 2, 4, 8, 11, 22, 44, 59, 67, 88, 118, 134, 236, 268, 472, 536, 649, 737, 1298, 1474, 2596, 2948, 3481, 3953, 5192, 5896, 6962, 7906, 13924, 15812, 27848, 31624, 38291, 43483, 76582, 86966, 153164, 173932, 233227, 306328, 347864, 466454, 932908, 1865816, 2565497, 5130994, 10261988, 20523976]

約数ペア:

[(1, 20523976), (2, 10261988), (4, 5130994), (8, 2565497), (11, 1865816), (22, 932908), (44, 466454), (59, 347864), (67, 306328), (88, 233227), (118, 173932), (134, 153164), (236, 86966), (268, 76582), (472, 43483), (536, 38291), (649, 31624), (737, 27848), (1298, 15812), (1474, 13924), (2596, 7906), (2948, 6962), (3481, 5896), (3953, 5192)]