18021632

素因数分解:

$2^8\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{101}}^1$

素因数の和:175

約数の個数: 72

約数和(自身を含む): 39404232

約数和(自身を除く): 21382600

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 41, 64, 68, 82, 101, 128, 136, 164, 202, 256, 272, 328, 404, 544, 656, 697, 808, 1088, 1312, 1394, 1616, 1717, 2176, 2624, 2788, 3232, 3434, 4141, 4352, 5248, 5576, 6464, 6868, 8282, 10496, 11152, 12928, 13736, 16564, 22304, 25856, 27472, 33128, 44608, 54944, 66256, 70397, 89216, 109888, 132512, 140794, 178432, 219776, 265024, 281588, 439552, 530048, 563176, 1060096, 1126352, 2252704, 4505408, 9010816, 18021632]

約数ペア:

[(1, 18021632), (2, 9010816), (4, 4505408), (8, 2252704), (16, 1126352), (17, 1060096), (32, 563176), (34, 530048), (41, 439552), (64, 281588), (68, 265024), (82, 219776), (101, 178432), (128, 140794), (136, 132512), (164, 109888), (202, 89216), (256, 70397), (272, 66256), (328, 54944), (404, 44608), (544, 33128), (656, 27472), (697, 25856), (808, 22304), (1088, 16564), (1312, 13736), (1394, 12928), (1616, 11152), (1717, 10496), (2176, 8282), (2624, 6868), (2788, 6464), (3232, 5576), (3434, 5248), (4141, 4352)]