19743504

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{613}}^1$

素因数の和:696

約数の個数: 80

約数和(自身を含む): 56645184

約数和(自身を除く): 36901680

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, 613, 671, 732, 976, 1226, 1342, 1464, 1839, 2013, 2452, 2684, 2928, 3678, 4026, 4904, 5368, 6743, 7356, 8052, 9808, 10736, 13486, 14712, 16104, 20229, 26972, 29424, 32208, 37393, 40458, 53944, 74786, 80916, 107888, 112179, 149572, 161832, 224358, 299144, 323664, 411323, 448716, 598288, 822646, 897432, 1233969, 1645292, 1794864, 2467938, 3290584, 4935876, 6581168, 9871752, 19743504]

約数ペア:

[(1, 19743504), (2, 9871752), (3, 6581168), (4, 4935876), (6, 3290584), (8, 2467938), (11, 1794864), (12, 1645292), (16, 1233969), (22, 897432), (24, 822646), (33, 598288), (44, 448716), (48, 411323), (61, 323664), (66, 299144), (88, 224358), (122, 161832), (132, 149572), (176, 112179), (183, 107888), (244, 80916), (264, 74786), (366, 53944), (488, 40458), (528, 37393), (613, 32208), (671, 29424), (732, 26972), (976, 20229), (1226, 16104), (1342, 14712), (1464, 13486), (1839, 10736), (2013, 9808), (2452, 8052), (2684, 7356), (2928, 6743), (3678, 5368), (4026, 4904)]