18953967424

素因数分解:

$2^6\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1364773}}^1$

素因数の和:1364823

約数の個数: 56

約数和(自身を含む): 44371532288

約数和(自身を除く): 25417564864

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 64, 112, 124, 217, 224, 248, 434, 448, 496, 868, 992, 1736, 1984, 3472, 6944, 13888, 1364773, 2729546, 5459092, 9553411, 10918184, 19106822, 21836368, 38213644, 42307963, 43672736, 76427288, 84615926, 87345472, 152854576, 169231852, 296155741, 305709152, 338463704, 592311482, 611418304, 676927408, 1184622964, 1353854816, 2369245928, 2707709632, 4738491856, 9476983712, 18953967424]

約数ペア:

[(1, 18953967424), (2, 9476983712), (4, 4738491856), (7, 2707709632), (8, 2369245928), (14, 1353854816), (16, 1184622964), (28, 676927408), (31, 611418304), (32, 592311482), (56, 338463704), (62, 305709152), (64, 296155741), (112, 169231852), (124, 152854576), (217, 87345472), (224, 84615926), (248, 76427288), (434, 43672736), (448, 42307963), (496, 38213644), (868, 21836368), (992, 19106822), (1736, 10918184), (1984, 9553411), (3472, 5459092), (6944, 2729546), (13888, 1364773)]