18683964

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{83}}^1$

素因数の和:156

約数の個数: 108

約数和(自身を含む): 53156376

約数和(自身を除く): 34472412

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 37, 39, 52, 74, 78, 83, 111, 117, 148, 156, 166, 169, 222, 234, 249, 332, 333, 338, 444, 468, 481, 498, 507, 666, 676, 747, 962, 996, 1014, 1079, 1332, 1443, 1494, 1521, 1924, 2028, 2158, 2886, 2988, 3042, 3071, 3237, 4316, 4329, 5772, 6084, 6142, 6253, 6474, 8658, 9213, 9711, 12284, 12506, 12948, 14027, 17316, 18426, 18759, 19422, 25012, 27639, 28054, 36852, 37518, 38844, 39923, 42081, 55278, 56108, 56277, 75036, 79846, 84162, 110556, 112554, 119769, 126243, 159692, 168324, 225108, 239538, 252486, 359307, 479076, 504972, 518999, 718614, 1037998, 1437228, 1556997, 2075996, 3113994, 4670991, 6227988, 9341982, 18683964]

約数ペア:

[(1, 18683964), (2, 9341982), (3, 6227988), (4, 4670991), (6, 3113994), (9, 2075996), (12, 1556997), (13, 1437228), (18, 1037998), (26, 718614), (36, 518999), (37, 504972), (39, 479076), (52, 359307), (74, 252486), (78, 239538), (83, 225108), (111, 168324), (117, 159692), (148, 126243), (156, 119769), (166, 112554), (169, 110556), (222, 84162), (234, 79846), (249, 75036), (332, 56277), (333, 56108), (338, 55278), (444, 42081), (468, 39923), (481, 38844), (498, 37518), (507, 36852), (666, 28054), (676, 27639), (747, 25012), (962, 19422), (996, 18759), (1014, 18426), (1079, 17316), (1332, 14027), (1443, 12948), (1494, 12506), (1521, 12284), (1924, 9711), (2028, 9213), (2158, 8658), (2886, 6474), (2988, 6253), (3042, 6142), (3071, 6084), (3237, 5772), (4316, 4329)]