18139506

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1$

素因数の和:180

約数の個数: 96

約数和(自身を含む): 47278080

約数和(自身を除く): 29138574

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 49, 66, 71, 77, 79, 98, 142, 147, 154, 158, 213, 231, 237, 294, 426, 462, 474, 497, 539, 553, 781, 869, 994, 1078, 1106, 1491, 1562, 1617, 1659, 1738, 2343, 2607, 2982, 3234, 3318, 3479, 3871, 4686, 5214, 5467, 5609, 6083, 6958, 7742, 10437, 10934, 11218, 11613, 12166, 16401, 16827, 18249, 20874, 23226, 32802, 33654, 36498, 38269, 39263, 42581, 61699, 76538, 78526, 85162, 114807, 117789, 123398, 127743, 185097, 229614, 235578, 255486, 274841, 370194, 431893, 549682, 824523, 863786, 1295679, 1649046, 2591358, 3023251, 6046502, 9069753, 18139506]

約数ペア:

[(1, 18139506), (2, 9069753), (3, 6046502), (6, 3023251), (7, 2591358), (11, 1649046), (14, 1295679), (21, 863786), (22, 824523), (33, 549682), (42, 431893), (49, 370194), (66, 274841), (71, 255486), (77, 235578), (79, 229614), (98, 185097), (142, 127743), (147, 123398), (154, 117789), (158, 114807), (213, 85162), (231, 78526), (237, 76538), (294, 61699), (426, 42581), (462, 39263), (474, 38269), (497, 36498), (539, 33654), (553, 32802), (781, 23226), (869, 20874), (994, 18249), (1078, 16827), (1106, 16401), (1491, 12166), (1562, 11613), (1617, 11218), (1659, 10934), (1738, 10437), (2343, 7742), (2607, 6958), (2982, 6083), (3234, 5609), (3318, 5467), (3479, 5214), (3871, 4686)]