188519290

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{947}}^1\times {\mathrm{1171}}^1$

素因数の和:2142

約数の個数: 32

約数和(自身を含む): 359982144

約数和(自身を除く): 171462854

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 947, 1171, 1894, 2342, 4735, 5855, 9470, 11710, 16099, 19907, 32198, 39814, 80495, 99535, 160990, 199070, 1108937, 2217874, 5544685, 11089370, 18851929, 37703858, 94259645, 188519290]

約数ペア:

[(1, 188519290), (2, 94259645), (5, 37703858), (10, 18851929), (17, 11089370), (34, 5544685), (85, 2217874), (170, 1108937), (947, 199070), (1171, 160990), (1894, 99535), (2342, 80495), (4735, 39814), (5855, 32198), (9470, 19907), (11710, 16099)]