16681808

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{317}}^1$

素因数の和:372

約数の個数: 80

約数和(自身を含む): 39747456

約数和(自身を除く): 23065648

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 23, 26, 44, 46, 52, 88, 92, 104, 143, 176, 184, 208, 253, 286, 299, 317, 368, 506, 572, 598, 634, 1012, 1144, 1196, 1268, 2024, 2288, 2392, 2536, 3289, 3487, 4048, 4121, 4784, 5072, 6578, 6974, 7291, 8242, 13156, 13948, 14582, 16484, 26312, 27896, 29164, 32968, 45331, 52624, 55792, 58328, 65936, 80201, 90662, 94783, 116656, 160402, 181324, 189566, 320804, 362648, 379132, 641608, 725296, 758264, 1042613, 1283216, 1516528, 2085226, 4170452, 8340904, 16681808]

約数ペア:

[(1, 16681808), (2, 8340904), (4, 4170452), (8, 2085226), (11, 1516528), (13, 1283216), (16, 1042613), (22, 758264), (23, 725296), (26, 641608), (44, 379132), (46, 362648), (52, 320804), (88, 189566), (92, 181324), (104, 160402), (143, 116656), (176, 94783), (184, 90662), (208, 80201), (253, 65936), (286, 58328), (299, 55792), (317, 52624), (368, 45331), (506, 32968), (572, 29164), (598, 27896), (634, 26312), (1012, 16484), (1144, 14582), (1196, 13948), (1268, 13156), (2024, 8242), (2288, 7291), (2392, 6974), (2536, 6578), (3289, 5072), (3487, 4784), (4048, 4121)]