90902118

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{937}}^1$

素因数の和:1021

約数の個数: 64

約数和(自身を含む): 205309440

約数和(自身を除く): 114407322

約数列:

[1, 2, 3, 6, 19, 23, 37, 38, 46, 57, 69, 74, 111, 114, 138, 222, 437, 703, 851, 874, 937, 1311, 1406, 1702, 1874, 2109, 2553, 2622, 2811, 4218, 5106, 5622, 16169, 17803, 21551, 32338, 34669, 35606, 43102, 48507, 53409, 64653, 69338, 97014, 104007, 106818, 129306, 208014, 409469, 658711, 797387, 818938, 1228407, 1317422, 1594774, 1976133, 2392161, 2456814, 3952266, 4784322, 15150353, 30300706, 45451059, 90902118]

約数ペア:

[(1, 90902118), (2, 45451059), (3, 30300706), (6, 15150353), (19, 4784322), (23, 3952266), (37, 2456814), (38, 2392161), (46, 1976133), (57, 1594774), (69, 1317422), (74, 1228407), (111, 818938), (114, 797387), (138, 658711), (222, 409469), (437, 208014), (703, 129306), (851, 106818), (874, 104007), (937, 97014), (1311, 69338), (1406, 64653), (1702, 53409), (1874, 48507), (2109, 43102), (2553, 35606), (2622, 34669), (2811, 32338), (4218, 21551), (5106, 17803), (5622, 16169)]