18300392

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{101}}^1$

素因数の和:218

約数の個数: 64

約数和(自身を含む): 39657600

約数和(自身を除く): 21357208

約数列:

[1, 2, 4, 8, 11, 22, 29, 44, 58, 71, 88, 101, 116, 142, 202, 232, 284, 319, 404, 568, 638, 781, 808, 1111, 1276, 1562, 2059, 2222, 2552, 2929, 3124, 4118, 4444, 5858, 6248, 7171, 8236, 8888, 11716, 14342, 16472, 22649, 23432, 28684, 32219, 45298, 57368, 64438, 78881, 90596, 128876, 157762, 181192, 207959, 257752, 315524, 415918, 631048, 831836, 1663672, 2287549, 4575098, 9150196, 18300392]

約数ペア:

[(1, 18300392), (2, 9150196), (4, 4575098), (8, 2287549), (11, 1663672), (22, 831836), (29, 631048), (44, 415918), (58, 315524), (71, 257752), (88, 207959), (101, 181192), (116, 157762), (142, 128876), (202, 90596), (232, 78881), (284, 64438), (319, 57368), (404, 45298), (568, 32219), (638, 28684), (781, 23432), (808, 22649), (1111, 16472), (1276, 14342), (1562, 11716), (2059, 8888), (2222, 8236), (2552, 7171), (2929, 6248), (3124, 5858), (4118, 4444)]