20905038

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{15083}}^1$

素因数の和:15109

約数の個数: 48

約数和(自身を含む): 56474496

約数和(自身を除く): 35569458

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 21, 22, 33, 42, 63, 66, 77, 99, 126, 154, 198, 231, 462, 693, 1386, 15083, 30166, 45249, 90498, 105581, 135747, 165913, 211162, 271494, 316743, 331826, 497739, 633486, 950229, 995478, 1161391, 1493217, 1900458, 2322782, 2986434, 3484173, 6968346, 10452519, 20905038]

約数ペア:

[(1, 20905038), (2, 10452519), (3, 6968346), (6, 3484173), (7, 2986434), (9, 2322782), (11, 1900458), (14, 1493217), (18, 1161391), (21, 995478), (22, 950229), (33, 633486), (42, 497739), (63, 331826), (66, 316743), (77, 271494), (99, 211162), (126, 165913), (154, 135747), (198, 105581), (231, 90498), (462, 45249), (693, 30166), (1386, 15083)]