19880736

素因数分解:

$2^5\times 3^1\times {\mathrm{41}}^1\times {\mathrm{5051}}^1$

素因数の和:5105

約数の個数: 48

約数和(自身を含む): 53470368

約数和(自身を除く): 33589632

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 41, 48, 82, 96, 123, 164, 246, 328, 492, 656, 984, 1312, 1968, 3936, 5051, 10102, 15153, 20204, 30306, 40408, 60612, 80816, 121224, 161632, 207091, 242448, 414182, 484896, 621273, 828364, 1242546, 1656728, 2485092, 3313456, 4970184, 6626912, 9940368, 19880736]

約数ペア:

[(1, 19880736), (2, 9940368), (3, 6626912), (4, 4970184), (6, 3313456), (8, 2485092), (12, 1656728), (16, 1242546), (24, 828364), (32, 621273), (41, 484896), (48, 414182), (82, 242448), (96, 207091), (123, 161632), (164, 121224), (246, 80816), (328, 60612), (492, 40408), (656, 30306), (984, 20204), (1312, 15153), (1968, 10102), (3936, 5051)]