20002437

素因数分解:

$3^3\times 7^2\times {\mathrm{13}}^1\times {\mathrm{1163}}^1$

素因数の和:1199

約数の個数: 48

約数和(自身を含む): 37154880

約数和(自身を除く): 17152443

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 49, 63, 91, 117, 147, 189, 273, 351, 441, 637, 819, 1163, 1323, 1911, 2457, 3489, 5733, 8141, 10467, 15119, 17199, 24423, 31401, 45357, 56987, 73269, 105833, 136071, 170961, 219807, 317499, 408213, 512883, 740831, 952497, 1538649, 2222493, 2857491, 6667479, 20002437]

約数ペア:

[(1, 20002437), (3, 6667479), (7, 2857491), (9, 2222493), (13, 1538649), (21, 952497), (27, 740831), (39, 512883), (49, 408213), (63, 317499), (91, 219807), (117, 170961), (147, 136071), (189, 105833), (273, 73269), (351, 56987), (441, 45357), (637, 31401), (819, 24423), (1163, 17199), (1323, 15119), (1911, 10467), (2457, 8141), (3489, 5733)]