19408248

素因数分解:

$2^3\times 3^4\times {\mathrm{61}}^1\times {\mathrm{491}}^1$

素因数の和:570

約数の個数: 80

約数和(自身を含む): 55364760

約数和(自身を除く): 35956512

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 61, 72, 81, 108, 122, 162, 183, 216, 244, 324, 366, 488, 491, 549, 648, 732, 982, 1098, 1464, 1473, 1647, 1964, 2196, 2946, 3294, 3928, 4392, 4419, 4941, 5892, 6588, 8838, 9882, 11784, 13176, 13257, 17676, 19764, 26514, 29951, 35352, 39528, 39771, 53028, 59902, 79542, 89853, 106056, 119804, 159084, 179706, 239608, 269559, 318168, 359412, 539118, 718824, 808677, 1078236, 1617354, 2156472, 2426031, 3234708, 4852062, 6469416, 9704124, 19408248]

約数ペア:

[(1, 19408248), (2, 9704124), (3, 6469416), (4, 4852062), (6, 3234708), (8, 2426031), (9, 2156472), (12, 1617354), (18, 1078236), (24, 808677), (27, 718824), (36, 539118), (54, 359412), (61, 318168), (72, 269559), (81, 239608), (108, 179706), (122, 159084), (162, 119804), (183, 106056), (216, 89853), (244, 79542), (324, 59902), (366, 53028), (488, 39771), (491, 39528), (549, 35352), (648, 29951), (732, 26514), (982, 19764), (1098, 17676), (1464, 13257), (1473, 13176), (1647, 11784), (1964, 9882), (2196, 8838), (2946, 6588), (3294, 5892), (3928, 4941), (4392, 4419)]