388640358

素因数分解:

$2^1\times 3^2\times {\mathrm{1877}}^1\times {\mathrm{11503}}^1$

素因数の和:13388

約数の個数: 24

約数和(自身を含む): 842575968

約数和(自身を除く): 453935610

約数列:

[1, 2, 3, 6, 9, 18, 1877, 3754, 5631, 11262, 11503, 16893, 23006, 33786, 34509, 69018, 103527, 207054, 21591131, 43182262, 64773393, 129546786, 194320179, 388640358]

約数ペア:

[(1, 388640358), (2, 194320179), (3, 129546786), (6, 64773393), (9, 43182262), (18, 21591131), (1877, 207054), (3754, 103527), (5631, 69018), (11262, 34509), (11503, 33786), (16893, 23006)]