20189439438

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{239}}^1\times {\mathrm{743}}^1\times {\mathrm{2707}}^1$

素因数の和:3701

約数の個数: 64

約数和(自身を含む): 46419886080

約数和(自身を除く): 26230446642

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 239, 478, 717, 743, 1434, 1486, 1673, 2229, 2707, 3346, 4458, 5019, 5201, 5414, 8121, 10038, 10402, 15603, 16242, 18949, 31206, 37898, 56847, 113694, 177577, 355154, 532731, 646973, 1065462, 1243039, 1293946, 1940919, 2011301, 2486078, 3729117, 3881838, 4022602, 4528811, 6033903, 7458234, 9057622, 12067806, 13586433, 14079107, 27172866, 28158214, 42237321, 84474642, 480700939, 961401878, 1442102817, 2884205634, 3364906573, 6729813146, 10094719719, 20189439438]

約数ペア:

[(1, 20189439438), (2, 10094719719), (3, 6729813146), (6, 3364906573), (7, 2884205634), (14, 1442102817), (21, 961401878), (42, 480700939), (239, 84474642), (478, 42237321), (717, 28158214), (743, 27172866), (1434, 14079107), (1486, 13586433), (1673, 12067806), (2229, 9057622), (2707, 7458234), (3346, 6033903), (4458, 4528811), (5019, 4022602), (5201, 3881838), (5414, 3729117), (8121, 2486078), (10038, 2011301), (10402, 1940919), (15603, 1293946), (16242, 1243039), (18949, 1065462), (31206, 646973), (37898, 532731), (56847, 355154), (113694, 177577)]