2155208

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1289}}^1$

素因数の和:1325

約数の個数: 32

約数和(自身を含む): 4644000

約数和(自身を除く): 2488792

約数列:

[1, 2, 4, 8, 11, 19, 22, 38, 44, 76, 88, 152, 209, 418, 836, 1289, 1672, 2578, 5156, 10312, 14179, 24491, 28358, 48982, 56716, 97964, 113432, 195928, 269401, 538802, 1077604, 2155208]

約数ペア:

[(1, 2155208), (2, 1077604), (4, 538802), (8, 269401), (11, 195928), (19, 113432), (22, 97964), (38, 56716), (44, 48982), (76, 28358), (88, 24491), (152, 14179), (209, 10312), (418, 5156), (836, 2578), (1289, 1672)]