19974276

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{8807}}^1$

素因数の和:8830

約数の個数: 60

約数和(自身を含む): 59683008

約数和(自身を除く): 39708732

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 81, 84, 108, 126, 162, 189, 252, 324, 378, 567, 756, 1134, 2268, 8807, 17614, 26421, 35228, 52842, 61649, 79263, 105684, 123298, 158526, 184947, 237789, 246596, 317052, 369894, 475578, 554841, 713367, 739788, 951156, 1109682, 1426734, 1664523, 2219364, 2853468, 3329046, 4993569, 6658092, 9987138, 19974276]

約数ペア:

[(1, 19974276), (2, 9987138), (3, 6658092), (4, 4993569), (6, 3329046), (7, 2853468), (9, 2219364), (12, 1664523), (14, 1426734), (18, 1109682), (21, 951156), (27, 739788), (28, 713367), (36, 554841), (42, 475578), (54, 369894), (63, 317052), (81, 246596), (84, 237789), (108, 184947), (126, 158526), (162, 123298), (189, 105684), (252, 79263), (324, 61649), (378, 52842), (567, 35228), (756, 26421), (1134, 17614), (2268, 8807)]