18795884

素因数分解:

$2^2\times {\mathrm{97}}^1\times {\mathrm{193}}^1\times {\mathrm{251}}^1$

素因数の和:545

約数の個数: 24

約数和(自身を含む): 33537168

約数和(自身を除く): 14741284

約数列:

[1, 2, 4, 97, 193, 194, 251, 386, 388, 502, 772, 1004, 18721, 24347, 37442, 48443, 48694, 74884, 96886, 97388, 193772, 4698971, 9397942, 18795884]

約数ペア:

[(1, 18795884), (2, 9397942), (4, 4698971), (97, 193772), (193, 97388), (194, 96886), (251, 74884), (386, 48694), (388, 48443), (502, 37442), (772, 24347), (1004, 18721)]