19215972608

素因数分解:

$2^8\times 7^1\times {\mathrm{271}}^1\times {\mathrm{39569}}^1$

素因数の和:39863

約数の個数: 72

約数和(自身を含む): 43999307520

約数和(自身を除く): 24783334912

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 271, 448, 542, 896, 1084, 1792, 1897, 2168, 3794, 4336, 7588, 8672, 15176, 17344, 30352, 34688, 39569, 60704, 69376, 79138, 121408, 158276, 242816, 276983, 316552, 485632, 553966, 633104, 1107932, 1266208, 2215864, 2532416, 4431728, 5064832, 8863456, 10129664, 10723199, 17726912, 21446398, 35453824, 42892796, 70907648, 75062393, 85785592, 150124786, 171571184, 300249572, 343142368, 600499144, 686284736, 1200998288, 1372569472, 2401996576, 2745138944, 4803993152, 9607986304, 19215972608]

約数ペア:

[(1, 19215972608), (2, 9607986304), (4, 4803993152), (7, 2745138944), (8, 2401996576), (14, 1372569472), (16, 1200998288), (28, 686284736), (32, 600499144), (56, 343142368), (64, 300249572), (112, 171571184), (128, 150124786), (224, 85785592), (256, 75062393), (271, 70907648), (448, 42892796), (542, 35453824), (896, 21446398), (1084, 17726912), (1792, 10723199), (1897, 10129664), (2168, 8863456), (3794, 5064832), (4336, 4431728), (7588, 2532416), (8672, 2215864), (15176, 1266208), (17344, 1107932), (30352, 633104), (34688, 553966), (39569, 485632), (60704, 316552), (69376, 276983), (79138, 242816), (121408, 158276)]