20328882

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{3533}}^1$

素因数の和:3682

約数の個数: 32

約数和(自身を含む): 46818432

約数和(自身を除く): 26489550

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 137, 274, 411, 822, 959, 1918, 2877, 3533, 5754, 7066, 10599, 21198, 24731, 49462, 74193, 148386, 484021, 968042, 1452063, 2904126, 3388147, 6776294, 10164441, 20328882]

約数ペア:

[(1, 20328882), (2, 10164441), (3, 6776294), (6, 3388147), (7, 2904126), (14, 1452063), (21, 968042), (42, 484021), (137, 148386), (274, 74193), (411, 49462), (822, 24731), (959, 21198), (1918, 10599), (2877, 7066), (3533, 5754)]