1019281718

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1\times {\mathrm{937}}^1$

素因数の和:1141

約数の個数: 64

約数和(自身を含む): 1941434880

約数和(自身を除く): 922153162

約数列:

[1, 2, 7, 13, 14, 26, 43, 86, 91, 139, 182, 278, 301, 559, 602, 937, 973, 1118, 1807, 1874, 1946, 3614, 3913, 5977, 6559, 7826, 11954, 12181, 12649, 13118, 24362, 25298, 40291, 41839, 77701, 80582, 83678, 85267, 130243, 155402, 170534, 260486, 282037, 523783, 543907, 564074, 911701, 1047566, 1087814, 1693159, 1823402, 3386318, 3666481, 5600449, 7332962, 11200898, 11852113, 23704226, 39203143, 72805837, 78406286, 145611674, 509640859, 1019281718]

約数ペア:

[(1, 1019281718), (2, 509640859), (7, 145611674), (13, 78406286), (14, 72805837), (26, 39203143), (43, 23704226), (86, 11852113), (91, 11200898), (139, 7332962), (182, 5600449), (278, 3666481), (301, 3386318), (559, 1823402), (602, 1693159), (937, 1087814), (973, 1047566), (1118, 911701), (1807, 564074), (1874, 543907), (1946, 523783), (3614, 282037), (3913, 260486), (5977, 170534), (6559, 155402), (7826, 130243), (11954, 85267), (12181, 83678), (12649, 80582), (13118, 77701), (24362, 41839), (25298, 40291)]