19928104

素因数分解:

$2^3\times 7^2\times {\mathrm{29}}^1\times {\mathrm{1753}}^1$

素因数の和:1802

約数の個数: 48

約数和(自身を含む): 44990100

約数和(自身を除く): 25061996

約数列:

[1, 2, 4, 7, 8, 14, 28, 29, 49, 56, 58, 98, 116, 196, 203, 232, 392, 406, 812, 1421, 1624, 1753, 2842, 3506, 5684, 7012, 11368, 12271, 14024, 24542, 49084, 50837, 85897, 98168, 101674, 171794, 203348, 343588, 355859, 406696, 687176, 711718, 1423436, 2491013, 2846872, 4982026, 9964052, 19928104]

約数ペア:

[(1, 19928104), (2, 9964052), (4, 4982026), (7, 2846872), (8, 2491013), (14, 1423436), (28, 711718), (29, 687176), (49, 406696), (56, 355859), (58, 343588), (98, 203348), (116, 171794), (196, 101674), (203, 98168), (232, 85897), (392, 50837), (406, 49084), (812, 24542), (1421, 14024), (1624, 12271), (1753, 11368), (2842, 7012), (3506, 5684)]