19429552

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{63913}}^1$

素因数の和:63940

約数の個数: 20

約数和(自身を含む): 39626680

約数和(自身を除く): 20197128

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 63913, 127826, 255652, 511304, 1022608, 1214347, 2428694, 4857388, 9714776, 19429552]

約数ペア:

[(1, 19429552), (2, 9714776), (4, 4857388), (8, 2428694), (16, 1214347), (19, 1022608), (38, 511304), (76, 255652), (152, 127826), (304, 63913)]