18652410

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1$

素因数の和:233

約数の個数: 128

約数和(自身を含む): 58060800

約数和(自身を除く): 39408390

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 71, 90, 105, 126, 135, 139, 142, 189, 210, 213, 270, 278, 315, 355, 378, 417, 426, 497, 630, 639, 695, 710, 834, 945, 973, 994, 1065, 1251, 1278, 1390, 1491, 1890, 1917, 1946, 2085, 2130, 2485, 2502, 2919, 2982, 3195, 3753, 3834, 4170, 4473, 4865, 4970, 5838, 6255, 6390, 7455, 7506, 8757, 8946, 9585, 9730, 9869, 12510, 13419, 14595, 14910, 17514, 18765, 19170, 19738, 22365, 26271, 26838, 29190, 29607, 37530, 43785, 44730, 49345, 52542, 59214, 67095, 69083, 87570, 88821, 98690, 131355, 134190, 138166, 148035, 177642, 207249, 262710, 266463, 296070, 345415, 414498, 444105, 532926, 621747, 690830, 888210, 1036245, 1243494, 1332315, 1865241, 2072490, 2664630, 3108735, 3730482, 6217470, 9326205, 18652410]

約数ペア:

[(1, 18652410), (2, 9326205), (3, 6217470), (5, 3730482), (6, 3108735), (7, 2664630), (9, 2072490), (10, 1865241), (14, 1332315), (15, 1243494), (18, 1036245), (21, 888210), (27, 690830), (30, 621747), (35, 532926), (42, 444105), (45, 414498), (54, 345415), (63, 296070), (70, 266463), (71, 262710), (90, 207249), (105, 177642), (126, 148035), (135, 138166), (139, 134190), (142, 131355), (189, 98690), (210, 88821), (213, 87570), (270, 69083), (278, 67095), (315, 59214), (355, 52542), (378, 49345), (417, 44730), (426, 43785), (497, 37530), (630, 29607), (639, 29190), (695, 26838), (710, 26271), (834, 22365), (945, 19738), (973, 19170), (994, 18765), (1065, 17514), (1251, 14910), (1278, 14595), (1390, 13419), (1491, 12510), (1890, 9869), (1917, 9730), (1946, 9585), (2085, 8946), (2130, 8757), (2485, 7506), (2502, 7455), (2919, 6390), (2982, 6255), (3195, 5838), (3753, 4970), (3834, 4865), (4170, 4473)]