20180772885

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{152417}}^1$

素因数の和:152542

約数の個数: 64

約数和(自身を含む): 40150559232

約数和(自身を除く): 19969786347

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 65, 91, 97, 105, 195, 273, 291, 455, 485, 679, 1261, 1365, 1455, 2037, 3395, 3783, 6305, 8827, 10185, 18915, 26481, 44135, 132405, 152417, 457251, 762085, 1066919, 1981421, 2286255, 3200757, 5334595, 5944263, 9907105, 13869947, 14784449, 16003785, 29721315, 41609841, 44353347, 69349735, 73922245, 103491143, 192197837, 208049205, 221766735, 310473429, 517455715, 576593511, 960989185, 1345384859, 1552367145, 2882967555, 4036154577, 6726924295, 20180772885]

約数ペア:

[(1, 20180772885), (3, 6726924295), (5, 4036154577), (7, 2882967555), (13, 1552367145), (15, 1345384859), (21, 960989185), (35, 576593511), (39, 517455715), (65, 310473429), (91, 221766735), (97, 208049205), (105, 192197837), (195, 103491143), (273, 73922245), (291, 69349735), (455, 44353347), (485, 41609841), (679, 29721315), (1261, 16003785), (1365, 14784449), (1455, 13869947), (2037, 9907105), (3395, 5944263), (3783, 5334595), (6305, 3200757), (8827, 2286255), (10185, 1981421), (18915, 1066919), (26481, 762085), (44135, 457251), (132405, 152417)]