20178391035

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{211}}^1\times {\mathrm{6983}}^1$

素因数の和:7296

約数の個数: 64

約数和(自身を含む): 35818868736

約数和(自身を除く): 15640477701

約数列:

[1, 3, 5, 11, 15, 33, 55, 83, 165, 211, 249, 415, 633, 913, 1055, 1245, 2321, 2739, 3165, 4565, 6963, 6983, 11605, 13695, 17513, 20949, 34815, 34915, 52539, 76813, 87565, 104745, 192643, 230439, 262695, 384065, 577929, 579589, 963215, 1152195, 1473413, 1738767, 2889645, 2897945, 4420239, 6375479, 7367065, 8693835, 16207543, 19126437, 22101195, 31877395, 48622629, 81037715, 95632185, 122293279, 243113145, 366879837, 611466395, 1345226069, 1834399185, 4035678207, 6726130345, 20178391035]

約数ペア:

[(1, 20178391035), (3, 6726130345), (5, 4035678207), (11, 1834399185), (15, 1345226069), (33, 611466395), (55, 366879837), (83, 243113145), (165, 122293279), (211, 95632185), (249, 81037715), (415, 48622629), (633, 31877395), (913, 22101195), (1055, 19126437), (1245, 16207543), (2321, 8693835), (2739, 7367065), (3165, 6375479), (4565, 4420239), (6963, 2897945), (6983, 2889645), (11605, 1738767), (13695, 1473413), (17513, 1152195), (20949, 963215), (34815, 579589), (34915, 577929), (52539, 384065), (76813, 262695), (87565, 230439), (104745, 192643)]