20187490232

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{127}}^1\times {\mathrm{2251}}^1$

素因数の和:2501

約数の個数: 128

約数和(自身を含む): 47458467840

約数和(自身を除く): 27270977608

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 97, 104, 127, 182, 194, 254, 364, 388, 508, 679, 728, 776, 889, 1016, 1261, 1358, 1651, 1778, 2251, 2522, 2716, 3302, 3556, 4502, 5044, 5432, 6604, 7112, 8827, 9004, 10088, 11557, 12319, 13208, 15757, 17654, 18008, 23114, 24638, 29263, 31514, 35308, 46228, 49276, 58526, 63028, 70616, 86233, 92456, 98552, 117052, 126056, 160147, 172466, 204841, 218347, 234104, 285877, 320294, 344932, 409682, 436694, 571754, 640588, 689864, 819364, 873388, 1121029, 1143508, 1281176, 1528429, 1638728, 1746776, 2001139, 2242058, 2287016, 2838511, 3056858, 3716401, 4002278, 4484116, 5677022, 6113716, 7432802, 8004556, 8968232, 11354044, 12227432, 14865604, 16009112, 19869577, 22708088, 26014807, 27730069, 29731208, 39739154, 52029614, 55460138, 79478308, 104059228, 110920276, 158956616, 194110483, 208118456, 221840552, 360490897, 388220966, 720981794, 776441932, 1441963588, 1552883864, 2523436279, 2883927176, 5046872558, 10093745116, 20187490232]

約数ペア:

[(1, 20187490232), (2, 10093745116), (4, 5046872558), (7, 2883927176), (8, 2523436279), (13, 1552883864), (14, 1441963588), (26, 776441932), (28, 720981794), (52, 388220966), (56, 360490897), (91, 221840552), (97, 208118456), (104, 194110483), (127, 158956616), (182, 110920276), (194, 104059228), (254, 79478308), (364, 55460138), (388, 52029614), (508, 39739154), (679, 29731208), (728, 27730069), (776, 26014807), (889, 22708088), (1016, 19869577), (1261, 16009112), (1358, 14865604), (1651, 12227432), (1778, 11354044), (2251, 8968232), (2522, 8004556), (2716, 7432802), (3302, 6113716), (3556, 5677022), (4502, 4484116), (5044, 4002278), (5432, 3716401), (6604, 3056858), (7112, 2838511), (8827, 2287016), (9004, 2242058), (10088, 2001139), (11557, 1746776), (12319, 1638728), (13208, 1528429), (15757, 1281176), (17654, 1143508), (18008, 1121029), (23114, 873388), (24638, 819364), (29263, 689864), (31514, 640588), (35308, 571754), (46228, 436694), (49276, 409682), (58526, 344932), (63028, 320294), (70616, 285877), (86233, 234104), (92456, 218347), (98552, 204841), (117052, 172466), (126056, 160147)]