19287376

素因数分解:

$2^4\times {\mathrm{79}}^1\times {\mathrm{15259}}^1$

素因数の和:15346

約数の個数: 20

約数和(自身を含む): 37844800

約数和(自身を除く): 18557424

約数列:

[1, 2, 4, 8, 16, 79, 158, 316, 632, 1264, 15259, 30518, 61036, 122072, 244144, 1205461, 2410922, 4821844, 9643688, 19287376]

約数ペア:

[(1, 19287376), (2, 9643688), (4, 4821844), (8, 2410922), (16, 1205461), (79, 244144), (158, 122072), (316, 61036), (632, 30518), (1264, 15259)]