42554224

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{139981}}^1$

素因数の和:140008

約数の個数: 20

約数和(自身を含む): 86788840

約数和(自身を除く): 44234616

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 139981, 279962, 559924, 1119848, 2239696, 2659639, 5319278, 10638556, 21277112, 42554224]

約数ペア:

[(1, 42554224), (2, 21277112), (4, 10638556), (8, 5319278), (16, 2659639), (19, 2239696), (38, 1119848), (76, 559924), (152, 279962), (304, 139981)]