19473669908

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{179}}^1\times {\mathrm{421}}^1\times {\mathrm{839}}^1$

素因数の和:1461

約数の個数: 96

約数和(自身を含む): 42877900800

約数和(自身を除く): 23404230892

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 179, 308, 358, 421, 716, 839, 842, 1253, 1678, 1684, 1969, 2506, 2947, 3356, 3938, 4631, 5012, 5873, 5894, 7876, 9229, 9262, 11746, 11788, 13783, 18458, 18524, 23492, 27566, 32417, 36916, 55132, 64603, 64834, 75359, 129206, 129668, 150181, 150718, 258412, 300362, 301436, 353219, 527513, 600724, 706438, 828949, 1051267, 1055026, 1412876, 1651991, 1657898, 2102534, 2110052, 2472533, 3303982, 3315796, 3885409, 4205068, 4945066, 5802643, 6607964, 7770818, 9890132, 11563937, 11605286, 15541636, 23127874, 23210572, 27197863, 46255748, 54395726, 63226201, 108791452, 126452402, 252904804, 442583407, 695488211, 885166814, 1390976422, 1770333628, 2781952844, 4868417477, 9736834954, 19473669908]

約数ペア:

[(1, 19473669908), (2, 9736834954), (4, 4868417477), (7, 2781952844), (11, 1770333628), (14, 1390976422), (22, 885166814), (28, 695488211), (44, 442583407), (77, 252904804), (154, 126452402), (179, 108791452), (308, 63226201), (358, 54395726), (421, 46255748), (716, 27197863), (839, 23210572), (842, 23127874), (1253, 15541636), (1678, 11605286), (1684, 11563937), (1969, 9890132), (2506, 7770818), (2947, 6607964), (3356, 5802643), (3938, 4945066), (4631, 4205068), (5012, 3885409), (5873, 3315796), (5894, 3303982), (7876, 2472533), (9229, 2110052), (9262, 2102534), (11746, 1657898), (11788, 1651991), (13783, 1412876), (18458, 1055026), (18524, 1051267), (23492, 828949), (27566, 706438), (32417, 600724), (36916, 527513), (55132, 353219), (64603, 301436), (64834, 300362), (75359, 258412), (129206, 150718), (129668, 150181)]