1901876288

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{3881}}^1$

素因数の和:3956

約数の個数: 112

約数和(自身を含む): 4417405440

約数和(自身を除く): 2515529152

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 31, 32, 38, 52, 62, 64, 76, 104, 124, 152, 208, 247, 248, 304, 403, 416, 494, 496, 589, 608, 806, 832, 988, 992, 1178, 1216, 1612, 1976, 1984, 2356, 3224, 3881, 3952, 4712, 6448, 7657, 7762, 7904, 9424, 12896, 15314, 15524, 15808, 18848, 25792, 30628, 31048, 37696, 50453, 61256, 62096, 73739, 100906, 120311, 122512, 124192, 147478, 201812, 240622, 245024, 248384, 294956, 403624, 481244, 490048, 589912, 807248, 958607, 962488, 1179824, 1564043, 1614496, 1917214, 1924976, 2285909, 2359648, 3128086, 3228992, 3834428, 3849952, 4571818, 4719296, 6256172, 7668856, 7699904, 9143636, 12512344, 15337712, 18287272, 25024688, 29716817, 30675424, 36574544, 50049376, 59433634, 61350848, 73149088, 100098752, 118867268, 146298176, 237734536, 475469072, 950938144, 1901876288]

約数ペア:

[(1, 1901876288), (2, 950938144), (4, 475469072), (8, 237734536), (13, 146298176), (16, 118867268), (19, 100098752), (26, 73149088), (31, 61350848), (32, 59433634), (38, 50049376), (52, 36574544), (62, 30675424), (64, 29716817), (76, 25024688), (104, 18287272), (124, 15337712), (152, 12512344), (208, 9143636), (247, 7699904), (248, 7668856), (304, 6256172), (403, 4719296), (416, 4571818), (494, 3849952), (496, 3834428), (589, 3228992), (608, 3128086), (806, 2359648), (832, 2285909), (988, 1924976), (992, 1917214), (1178, 1614496), (1216, 1564043), (1612, 1179824), (1976, 962488), (1984, 958607), (2356, 807248), (3224, 589912), (3881, 490048), (3952, 481244), (4712, 403624), (6448, 294956), (7657, 248384), (7762, 245024), (7904, 240622), (9424, 201812), (12896, 147478), (15314, 124192), (15524, 122512), (15808, 120311), (18848, 100906), (25792, 73739), (30628, 62096), (31048, 61256), (37696, 50453)]