17764864

素因数分解:

$2^9\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1$

素因数の和:205

約数の個数: 80

約数和(自身を含む): 40731768

約数和(自身を除く): 22966904

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 32, 34, 52, 64, 68, 104, 128, 136, 157, 208, 221, 256, 272, 314, 416, 442, 512, 544, 628, 832, 884, 1088, 1256, 1664, 1768, 2041, 2176, 2512, 2669, 3328, 3536, 4082, 4352, 5024, 5338, 6656, 7072, 8164, 8704, 10048, 10676, 14144, 16328, 20096, 21352, 28288, 32656, 34697, 40192, 42704, 56576, 65312, 69394, 80384, 85408, 113152, 130624, 138788, 170816, 261248, 277576, 341632, 522496, 555152, 683264, 1044992, 1110304, 1366528, 2220608, 4441216, 8882432, 17764864]

約数ペア:

[(1, 17764864), (2, 8882432), (4, 4441216), (8, 2220608), (13, 1366528), (16, 1110304), (17, 1044992), (26, 683264), (32, 555152), (34, 522496), (52, 341632), (64, 277576), (68, 261248), (104, 170816), (128, 138788), (136, 130624), (157, 113152), (208, 85408), (221, 80384), (256, 69394), (272, 65312), (314, 56576), (416, 42704), (442, 40192), (512, 34697), (544, 32656), (628, 28288), (832, 21352), (884, 20096), (1088, 16328), (1256, 14144), (1664, 10676), (1768, 10048), (2041, 8704), (2176, 8164), (2512, 7072), (2669, 6656), (3328, 5338), (3536, 5024), (4082, 4352)]