18508728704

素因数分解:

$2^7\times {\mathrm{19}}^1\times {\mathrm{7610497}}^1$

素因数の和:7610530

約数の個数: 32

約数和(自身を含む): 38813539800

約数和(自身を除く): 20304811096

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 304, 608, 1216, 2432, 7610497, 15220994, 30441988, 60883976, 121767952, 144599443, 243535904, 289198886, 487071808, 578397772, 974143616, 1156795544, 2313591088, 4627182176, 9254364352, 18508728704]

約数ペア:

[(1, 18508728704), (2, 9254364352), (4, 4627182176), (8, 2313591088), (16, 1156795544), (19, 974143616), (32, 578397772), (38, 487071808), (64, 289198886), (76, 243535904), (128, 144599443), (152, 121767952), (304, 60883976), (608, 30441988), (1216, 15220994), (2432, 7610497)]