20107878

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{2269}}^1$

素因数の和:2492

約数の個数: 32

約数和(自身を含む): 46199040

約数和(自身を除く): 26091162

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 211, 422, 633, 1266, 1477, 2269, 2954, 4431, 4538, 6807, 8862, 13614, 15883, 31766, 47649, 95298, 478759, 957518, 1436277, 2872554, 3351313, 6702626, 10053939, 20107878]

約数ペア:

[(1, 20107878), (2, 10053939), (3, 6702626), (6, 3351313), (7, 2872554), (14, 1436277), (21, 957518), (42, 478759), (211, 95298), (422, 47649), (633, 31766), (1266, 15883), (1477, 13614), (2269, 8862), (2954, 6807), (4431, 4538)]