19148205

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{1231}}^1$

素因数の和:1317

約数の個数: 32

約数和(自身を含む): 32997888

約数和(自身を除く): 13849683

約数列:

[1, 3, 5, 15, 17, 51, 61, 85, 183, 255, 305, 915, 1037, 1231, 3111, 3693, 5185, 6155, 15555, 18465, 20927, 62781, 75091, 104635, 225273, 313905, 375455, 1126365, 1276547, 3829641, 6382735, 19148205]

約数ペア:

[(1, 19148205), (3, 6382735), (5, 3829641), (15, 1276547), (17, 1126365), (51, 375455), (61, 313905), (85, 225273), (183, 104635), (255, 75091), (305, 62781), (915, 20927), (1037, 18465), (1231, 15555), (3111, 6155), (3693, 5185)]