19006420615

素因数分解:

$5^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{12007}}^1$

素因数の和:12117

約数の個数: 64

約数和(自身を含む): 29049753600

約数和(自身を除く): 10043332985

約数列:

[1, 5, 7, 13, 35, 49, 65, 71, 91, 245, 343, 355, 455, 497, 637, 923, 1715, 2485, 3185, 3479, 4459, 4615, 6461, 12007, 17395, 22295, 24353, 32305, 45227, 60035, 84049, 121765, 156091, 226135, 316589, 420245, 588343, 780455, 852497, 1092637, 1582945, 2941715, 4118401, 4262485, 5463185, 5967479, 7648459, 11082461, 20592005, 29837395, 38242295, 41772353, 53539213, 55412305, 77577227, 208861765, 267696065, 292406471, 387886135, 543040589, 1462032355, 2715202945, 3801284123, 19006420615]

約数ペア:

[(1, 19006420615), (5, 3801284123), (7, 2715202945), (13, 1462032355), (35, 543040589), (49, 387886135), (65, 292406471), (71, 267696065), (91, 208861765), (245, 77577227), (343, 55412305), (355, 53539213), (455, 41772353), (497, 38242295), (637, 29837395), (923, 20592005), (1715, 11082461), (2485, 7648459), (3185, 5967479), (3479, 5463185), (4459, 4262485), (4615, 4118401), (6461, 2941715), (12007, 1582945), (17395, 1092637), (22295, 852497), (24353, 780455), (32305, 588343), (45227, 420245), (60035, 316589), (84049, 226135), (121765, 156091)]