20924325

素因数分解:

$3^4\times 5^2\times {\mathrm{10333}}^1$

素因数の和:10355

約数の個数: 30

約数和(自身を含む): 38762834

約数和(自身を除く): 17838509

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 135, 225, 405, 675, 2025, 10333, 30999, 51665, 92997, 154995, 258325, 278991, 464985, 774975, 836973, 1394955, 2324925, 4184865, 6974775, 20924325]

約数ペア:

[(1, 20924325), (3, 6974775), (5, 4184865), (9, 2324925), (15, 1394955), (25, 836973), (27, 774975), (45, 464985), (75, 278991), (81, 258325), (135, 154995), (225, 92997), (405, 51665), (675, 30999), (2025, 10333)]