20891844

素因数分解:

$2^2\times 3^4\times {\mathrm{17}}^1\times {\mathrm{3793}}^1$

素因数の和:3826

約数の個数: 60

約数和(自身を含む): 57843324

約数和(自身を除く): 36951480

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 27, 34, 36, 51, 54, 68, 81, 102, 108, 153, 162, 204, 306, 324, 459, 612, 918, 1377, 1836, 2754, 3793, 5508, 7586, 11379, 15172, 22758, 34137, 45516, 64481, 68274, 102411, 128962, 136548, 193443, 204822, 257924, 307233, 386886, 409644, 580329, 614466, 773772, 1160658, 1228932, 1740987, 2321316, 3481974, 5222961, 6963948, 10445922, 20891844]

約数ペア:

[(1, 20891844), (2, 10445922), (3, 6963948), (4, 5222961), (6, 3481974), (9, 2321316), (12, 1740987), (17, 1228932), (18, 1160658), (27, 773772), (34, 614466), (36, 580329), (51, 409644), (54, 386886), (68, 307233), (81, 257924), (102, 204822), (108, 193443), (153, 136548), (162, 128962), (204, 102411), (306, 68274), (324, 64481), (459, 45516), (612, 34137), (918, 22758), (1377, 15172), (1836, 11379), (2754, 7586), (3793, 5508)]