18641376

素因数分解:

$2^5\times 3^2\times {\mathrm{13}}^2\times {\mathrm{383}}^1$

素因数の和:425

約数の個数: 108

約数和(自身を含む): 57552768

約数和(自身を除く): 38911392

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 48, 52, 72, 78, 96, 104, 117, 144, 156, 169, 208, 234, 288, 312, 338, 383, 416, 468, 507, 624, 676, 766, 936, 1014, 1149, 1248, 1352, 1521, 1532, 1872, 2028, 2298, 2704, 3042, 3064, 3447, 3744, 4056, 4596, 4979, 5408, 6084, 6128, 6894, 8112, 9192, 9958, 12168, 12256, 13788, 14937, 16224, 18384, 19916, 24336, 27576, 29874, 36768, 39832, 44811, 48672, 55152, 59748, 64727, 79664, 89622, 110304, 119496, 129454, 159328, 179244, 194181, 238992, 258908, 358488, 388362, 477984, 517816, 582543, 716976, 776724, 1035632, 1165086, 1433952, 1553448, 2071264, 2330172, 3106896, 4660344, 6213792, 9320688, 18641376]

約数ペア:

[(1, 18641376), (2, 9320688), (3, 6213792), (4, 4660344), (6, 3106896), (8, 2330172), (9, 2071264), (12, 1553448), (13, 1433952), (16, 1165086), (18, 1035632), (24, 776724), (26, 716976), (32, 582543), (36, 517816), (39, 477984), (48, 388362), (52, 358488), (72, 258908), (78, 238992), (96, 194181), (104, 179244), (117, 159328), (144, 129454), (156, 119496), (169, 110304), (208, 89622), (234, 79664), (288, 64727), (312, 59748), (338, 55152), (383, 48672), (416, 44811), (468, 39832), (507, 36768), (624, 29874), (676, 27576), (766, 24336), (936, 19916), (1014, 18384), (1149, 16224), (1248, 14937), (1352, 13788), (1521, 12256), (1532, 12168), (1872, 9958), (2028, 9192), (2298, 8112), (2704, 6894), (3042, 6128), (3064, 6084), (3447, 5408), (3744, 4979), (4056, 4596)]