20236528

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{97}}^1$

素因数の和:194

約数の個数: 80

約数和(自身を含む): 45934560

約数和(自身を除く): 25698032

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 34, 52, 59, 68, 97, 104, 118, 136, 194, 208, 221, 236, 272, 388, 442, 472, 767, 776, 884, 944, 1003, 1261, 1534, 1552, 1649, 1768, 2006, 2522, 3068, 3298, 3536, 4012, 5044, 5723, 6136, 6596, 8024, 10088, 11446, 12272, 13039, 13192, 16048, 20176, 21437, 22892, 26078, 26384, 42874, 45784, 52156, 74399, 85748, 91568, 97291, 104312, 148798, 171496, 194582, 208624, 297596, 342992, 389164, 595192, 778328, 1190384, 1264783, 1556656, 2529566, 5059132, 10118264, 20236528]

約数ペア:

[(1, 20236528), (2, 10118264), (4, 5059132), (8, 2529566), (13, 1556656), (16, 1264783), (17, 1190384), (26, 778328), (34, 595192), (52, 389164), (59, 342992), (68, 297596), (97, 208624), (104, 194582), (118, 171496), (136, 148798), (194, 104312), (208, 97291), (221, 91568), (236, 85748), (272, 74399), (388, 52156), (442, 45784), (472, 42874), (767, 26384), (776, 26078), (884, 22892), (944, 21437), (1003, 20176), (1261, 16048), (1534, 13192), (1552, 13039), (1649, 12272), (1768, 11446), (2006, 10088), (2522, 8024), (3068, 6596), (3298, 6136), (3536, 5723), (4012, 5044)]