20506938

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{181}}^1\times {\mathrm{821}}^1$

素因数の和:1030

約数の個数: 32

約数和(自身を含む): 43085952

約数和(自身を除く): 22579014

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 181, 362, 543, 821, 1086, 1642, 2463, 4163, 4926, 8326, 12489, 18883, 24978, 37766, 56649, 113298, 148601, 297202, 445803, 891606, 3417823, 6835646, 10253469, 20506938]

約数ペア:

[(1, 20506938), (2, 10253469), (3, 6835646), (6, 3417823), (23, 891606), (46, 445803), (69, 297202), (138, 148601), (181, 113298), (362, 56649), (543, 37766), (821, 24978), (1086, 18883), (1642, 12489), (2463, 8326), (4163, 4926)]