20914875

素因数分解:

$3^3\times 5^3\times {\mathrm{6197}}^1$

素因数の和:6221

約数の個数: 32

約数和(自身を含む): 38675520

約数和(自身を除く): 17760645

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 125, 135, 225, 375, 675, 1125, 3375, 6197, 18591, 30985, 55773, 92955, 154925, 167319, 278865, 464775, 774625, 836595, 1394325, 2323875, 4182975, 6971625, 20914875]

約数ペア:

[(1, 20914875), (3, 6971625), (5, 4182975), (9, 2323875), (15, 1394325), (25, 836595), (27, 774625), (45, 464775), (75, 278865), (125, 167319), (135, 154925), (225, 92955), (375, 55773), (675, 30985), (1125, 18591), (3375, 6197)]