20944926

素因数分解:

$2^1\times 3^3\times {\mathrm{397}}^1\times {\mathrm{977}}^1$

素因数の和:1385

約数の個数: 32

約数和(自身を含む): 46709280

約数和(自身を除く): 25764354

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 397, 794, 977, 1191, 1954, 2382, 2931, 3573, 5862, 7146, 8793, 10719, 17586, 21438, 26379, 52758, 387869, 775738, 1163607, 2327214, 3490821, 6981642, 10472463, 20944926]

約数ペア:

[(1, 20944926), (2, 10472463), (3, 6981642), (6, 3490821), (9, 2327214), (18, 1163607), (27, 775738), (54, 387869), (397, 52758), (794, 26379), (977, 21438), (1191, 17586), (1954, 10719), (2382, 8793), (2931, 7146), (3573, 5862)]