19503212817

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{101}}^1\times {\mathrm{181}}^1\times {\mathrm{2939}}^1$

素因数の和:3246

約数の個数: 48

約数和(自身を含む): 29035581120

約数和(自身を除く): 9532368303

約数列:

[1, 3, 11, 33, 101, 121, 181, 303, 363, 543, 1111, 1991, 2939, 3333, 5973, 8817, 12221, 18281, 21901, 32329, 36663, 54843, 65703, 96987, 201091, 296839, 355619, 531959, 603273, 890517, 1066857, 1595877, 2212001, 3265229, 5851549, 6636003, 9795687, 17554647, 35917519, 53727859, 64367039, 107752557, 161183577, 193101117, 591006449, 1773019347, 6501070939, 19503212817]

約数ペア:

[(1, 19503212817), (3, 6501070939), (11, 1773019347), (33, 591006449), (101, 193101117), (121, 161183577), (181, 107752557), (303, 64367039), (363, 53727859), (543, 35917519), (1111, 17554647), (1991, 9795687), (2939, 6636003), (3333, 5851549), (5973, 3265229), (8817, 2212001), (12221, 1595877), (18281, 1066857), (21901, 890517), (32329, 603273), (36663, 531959), (54843, 355619), (65703, 296839), (96987, 201091)]