20179943343

素因数分解:

$3^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1547423}}^1$

素因数の和:1547465

約数の個数: 40

約数和(自身を含む): 35949754368

約数和(自身を除く): 15769811025

約数列:

[1, 3, 7, 9, 21, 23, 27, 63, 69, 81, 161, 189, 207, 483, 567, 621, 1449, 1863, 4347, 13041, 1547423, 4642269, 10831961, 13926807, 32495883, 35590729, 41780421, 97487649, 106772187, 125341263, 249135103, 292462947, 320316561, 747405309, 877388841, 960949683, 2242215927, 2882849049, 6726647781, 20179943343]

約数ペア:

[(1, 20179943343), (3, 6726647781), (7, 2882849049), (9, 2242215927), (21, 960949683), (23, 877388841), (27, 747405309), (63, 320316561), (69, 292462947), (81, 249135103), (161, 125341263), (189, 106772187), (207, 97487649), (483, 41780421), (567, 35590729), (621, 32495883), (1449, 13926807), (1863, 10831961), (4347, 4642269), (13041, 1547423)]