20115431176

素因数分解:

$2^3\times {\mathrm{19}}^2\times {\mathrm{151}}^1\times {\mathrm{193}}^1\times {\mathrm{239}}^1$

素因数の和:627

約数の個数: 96

約数和(自身を含む): 40445740800

約数和(自身を除く): 20330309624

約数列:

[1, 2, 4, 8, 19, 38, 76, 151, 152, 193, 239, 302, 361, 386, 478, 604, 722, 772, 956, 1208, 1444, 1544, 1912, 2869, 2888, 3667, 4541, 5738, 7334, 9082, 11476, 14668, 18164, 22952, 29143, 29336, 36089, 36328, 46127, 54511, 58286, 69673, 72178, 86279, 92254, 109022, 116572, 139346, 144356, 172558, 184508, 218044, 233144, 278692, 288712, 345116, 369016, 436088, 553717, 557384, 685691, 690232, 876413, 1107434, 1371382, 1752826, 2214868, 2742764, 3505652, 4429736, 5485528, 6965177, 7011304, 10520623, 13028129, 13930354, 16651847, 21041246, 26056258, 27860708, 33303694, 42082492, 52112516, 55721416, 66607388, 84164984, 104225032, 132338363, 133214776, 264676726, 529353452, 1058706904, 2514428897, 5028857794, 10057715588, 20115431176]

約数ペア:

[(1, 20115431176), (2, 10057715588), (4, 5028857794), (8, 2514428897), (19, 1058706904), (38, 529353452), (76, 264676726), (151, 133214776), (152, 132338363), (193, 104225032), (239, 84164984), (302, 66607388), (361, 55721416), (386, 52112516), (478, 42082492), (604, 33303694), (722, 27860708), (772, 26056258), (956, 21041246), (1208, 16651847), (1444, 13930354), (1544, 13028129), (1912, 10520623), (2869, 7011304), (2888, 6965177), (3667, 5485528), (4541, 4429736), (5738, 3505652), (7334, 2742764), (9082, 2214868), (11476, 1752826), (14668, 1371382), (18164, 1107434), (22952, 876413), (29143, 690232), (29336, 685691), (36089, 557384), (36328, 553717), (46127, 436088), (54511, 369016), (58286, 345116), (69673, 288712), (72178, 278692), (86279, 233144), (92254, 218044), (109022, 184508), (116572, 172558), (139346, 144356)]