20320253

素因数分解:

${\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{1187}}^1$

素因数の和:1276

約数の個数: 16

約数和(自身を含む): 23094720

約数和(自身を除く): 2774467

約数列:

[1, 17, 19, 53, 323, 901, 1007, 1187, 17119, 20179, 22553, 62911, 383401, 1069487, 1195309, 20320253]

約数ペア:

[(1, 20320253), (17, 1195309), (19, 1069487), (53, 383401), (323, 62911), (901, 22553), (1007, 20179), (1187, 17119)]