15660218

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{521}}^1$

素因数の和:662

約数の個数: 32

約数和(自身を含む): 28563840

約数和(自身を除く): 12903622

約数列:

[1, 2, 7, 14, 19, 38, 113, 133, 226, 266, 521, 791, 1042, 1582, 2147, 3647, 4294, 7294, 9899, 15029, 19798, 30058, 58873, 69293, 117746, 138586, 412111, 824222, 1118587, 2237174, 7830109, 15660218]

約数ペア:

[(1, 15660218), (2, 7830109), (7, 2237174), (14, 1118587), (19, 824222), (38, 412111), (113, 138586), (133, 117746), (226, 69293), (266, 58873), (521, 30058), (791, 19798), (1042, 15029), (1582, 9899), (2147, 7294), (3647, 4294)]