18807104855

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{619}}^1\times {\mathrm{1489}}^1$

素因数の和:2184

約数の個数: 64

約数和(自身を含む): 28733875200

約数和(自身を除く): 9926770345

約数列:

[1, 5, 7, 11, 35, 53, 55, 77, 265, 371, 385, 583, 619, 1489, 1855, 2915, 3095, 4081, 4333, 6809, 7445, 10423, 16379, 20405, 21665, 32807, 34045, 47663, 52115, 78917, 81895, 114653, 164035, 229649, 238315, 360877, 394585, 552419, 573265, 868087, 921691, 1148245, 1804385, 2526139, 2762095, 4340435, 4608455, 6076609, 6451837, 10138601, 12630695, 30383045, 32259185, 48849623, 50693005, 70970207, 244248115, 341947361, 354851035, 537345853, 1709736805, 2686729265, 3761420971, 18807104855]

約数ペア:

[(1, 18807104855), (5, 3761420971), (7, 2686729265), (11, 1709736805), (35, 537345853), (53, 354851035), (55, 341947361), (77, 244248115), (265, 70970207), (371, 50693005), (385, 48849623), (583, 32259185), (619, 30383045), (1489, 12630695), (1855, 10138601), (2915, 6451837), (3095, 6076609), (4081, 4608455), (4333, 4340435), (6809, 2762095), (7445, 2526139), (10423, 1804385), (16379, 1148245), (20405, 921691), (21665, 868087), (32807, 573265), (34045, 552419), (47663, 394585), (52115, 360877), (78917, 238315), (81895, 229649), (114653, 164035)]