20005200248

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{1559}}^1\times {\mathrm{145819}}^1$

素因数の和:147395

約数の個数: 32

約数和(自身を含む): 40946256000

約数和(自身を除く): 20941055752

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 1559, 3118, 6236, 12472, 17149, 34298, 68596, 137192, 145819, 291638, 583276, 1166552, 1604009, 3208018, 6416036, 12832072, 227331821, 454663642, 909327284, 1818654568, 2500650031, 5001300062, 10002600124, 20005200248]

約数ペア:

[(1, 20005200248), (2, 10002600124), (4, 5001300062), (8, 2500650031), (11, 1818654568), (22, 909327284), (44, 454663642), (88, 227331821), (1559, 12832072), (3118, 6416036), (6236, 3208018), (12472, 1604009), (17149, 1166552), (34298, 583276), (68596, 291638), (137192, 145819)]