19090048

素因数分解:

$2^7\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{283}}^1$

素因数の和:345

約数の個数: 64

約数和(自身を含む): 41713920

約数和(自身を除く): 22623872

約数列:

[1, 2, 4, 8, 16, 17, 31, 32, 34, 62, 64, 68, 124, 128, 136, 248, 272, 283, 496, 527, 544, 566, 992, 1054, 1088, 1132, 1984, 2108, 2176, 2264, 3968, 4216, 4528, 4811, 8432, 8773, 9056, 9622, 16864, 17546, 18112, 19244, 33728, 35092, 36224, 38488, 67456, 70184, 76976, 140368, 149141, 153952, 280736, 298282, 307904, 561472, 596564, 615808, 1122944, 1193128, 2386256, 4772512, 9545024, 19090048]

約数ペア:

[(1, 19090048), (2, 9545024), (4, 4772512), (8, 2386256), (16, 1193128), (17, 1122944), (31, 615808), (32, 596564), (34, 561472), (62, 307904), (64, 298282), (68, 280736), (124, 153952), (128, 149141), (136, 140368), (248, 76976), (272, 70184), (283, 67456), (496, 38488), (527, 36224), (544, 35092), (566, 33728), (992, 19244), (1054, 18112), (1088, 17546), (1132, 16864), (1984, 9622), (2108, 9056), (2176, 8773), (2264, 8432), (3968, 4811), (4216, 4528)]