20105631

素因数分解:

$3^3\times 7^3\times {\mathrm{13}}^1\times {\mathrm{167}}^1$

素因数の和:210

約数の個数: 64

約数和(自身を含む): 37632000

約数和(自身を除く): 17526369

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 49, 63, 91, 117, 147, 167, 189, 273, 343, 351, 441, 501, 637, 819, 1029, 1169, 1323, 1503, 1911, 2171, 2457, 3087, 3507, 4459, 4509, 5733, 6513, 8183, 9261, 10521, 13377, 15197, 17199, 19539, 24549, 31563, 40131, 45591, 57281, 58617, 73647, 106379, 120393, 136773, 171843, 220941, 319137, 410319, 515529, 744653, 957411, 1546587, 2233959, 2872233, 6701877, 20105631]

約数ペア:

[(1, 20105631), (3, 6701877), (7, 2872233), (9, 2233959), (13, 1546587), (21, 957411), (27, 744653), (39, 515529), (49, 410319), (63, 319137), (91, 220941), (117, 171843), (147, 136773), (167, 120393), (189, 106379), (273, 73647), (343, 58617), (351, 57281), (441, 45591), (501, 40131), (637, 31563), (819, 24549), (1029, 19539), (1169, 17199), (1323, 15197), (1503, 13377), (1911, 10521), (2171, 9261), (2457, 8183), (3087, 6513), (3507, 5733), (4459, 4509)]