18485964

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{109}}^1\times {\mathrm{673}}^1$

素因数の和:799

約数の個数: 72

約数和(自身を含む): 53973920

約数和(自身を除く): 35487956

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 109, 126, 218, 252, 327, 436, 654, 673, 763, 981, 1308, 1346, 1526, 1962, 2019, 2289, 2692, 3052, 3924, 4038, 4578, 4711, 6057, 6867, 8076, 9156, 9422, 12114, 13734, 14133, 18844, 24228, 27468, 28266, 42399, 56532, 73357, 84798, 146714, 169596, 220071, 293428, 440142, 513499, 660213, 880284, 1026998, 1320426, 1540497, 2053996, 2640852, 3080994, 4621491, 6161988, 9242982, 18485964]

約数ペア:

[(1, 18485964), (2, 9242982), (3, 6161988), (4, 4621491), (6, 3080994), (7, 2640852), (9, 2053996), (12, 1540497), (14, 1320426), (18, 1026998), (21, 880284), (28, 660213), (36, 513499), (42, 440142), (63, 293428), (84, 220071), (109, 169596), (126, 146714), (218, 84798), (252, 73357), (327, 56532), (436, 42399), (654, 28266), (673, 27468), (763, 24228), (981, 18844), (1308, 14133), (1346, 13734), (1526, 12114), (1962, 9422), (2019, 9156), (2289, 8076), (2692, 6867), (3052, 6057), (3924, 4711), (4038, 4578)]