20945156982

素因数分解:

$2^1\times 3^1\times {\mathrm{43}}^1\times {\mathrm{773}}^1\times {\mathrm{105023}}^1$

素因数の和:105844

約数の個数: 32

約数和(自身を含む): 42920368128

約数和(自身を除く): 21975211146

約数列:

[1, 2, 3, 6, 43, 86, 129, 258, 773, 1546, 2319, 4638, 33239, 66478, 99717, 105023, 199434, 210046, 315069, 630138, 4515989, 9031978, 13547967, 27095934, 81182779, 162365558, 243548337, 487096674, 3490859497, 6981718994, 10472578491, 20945156982]

約数ペア:

[(1, 20945156982), (2, 10472578491), (3, 6981718994), (6, 3490859497), (43, 487096674), (86, 243548337), (129, 162365558), (258, 81182779), (773, 27095934), (1546, 13547967), (2319, 9031978), (4638, 4515989), (33239, 630138), (66478, 315069), (99717, 210046), (105023, 199434)]