19936752

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{619}}^1$

素因数の和:702

約数の個数: 80

約数和(自身を含む): 57198720

約数和(自身を除く): 37261968

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 33, 44, 48, 61, 66, 88, 122, 132, 176, 183, 244, 264, 366, 488, 528, 619, 671, 732, 976, 1238, 1342, 1464, 1857, 2013, 2476, 2684, 2928, 3714, 4026, 4952, 5368, 6809, 7428, 8052, 9904, 10736, 13618, 14856, 16104, 20427, 27236, 29712, 32208, 37759, 40854, 54472, 75518, 81708, 108944, 113277, 151036, 163416, 226554, 302072, 326832, 415349, 453108, 604144, 830698, 906216, 1246047, 1661396, 1812432, 2492094, 3322792, 4984188, 6645584, 9968376, 19936752]

約数ペア:

[(1, 19936752), (2, 9968376), (3, 6645584), (4, 4984188), (6, 3322792), (8, 2492094), (11, 1812432), (12, 1661396), (16, 1246047), (22, 906216), (24, 830698), (33, 604144), (44, 453108), (48, 415349), (61, 326832), (66, 302072), (88, 226554), (122, 163416), (132, 151036), (176, 113277), (183, 108944), (244, 81708), (264, 75518), (366, 54472), (488, 40854), (528, 37759), (619, 32208), (671, 29712), (732, 27236), (976, 20427), (1238, 16104), (1342, 14856), (1464, 13618), (1857, 10736), (2013, 9904), (2476, 8052), (2684, 7428), (2928, 6809), (3714, 5368), (4026, 4952)]