20338752

素因数分解:

$2^6\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{409}}^1$

素因数の和:468

約数の個数: 112

約数和(自身を含む): 63317120

約数和(自身を除く): 42978368

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 37, 42, 48, 56, 64, 74, 84, 96, 111, 112, 148, 168, 192, 222, 224, 259, 296, 336, 409, 444, 448, 518, 592, 672, 777, 818, 888, 1036, 1184, 1227, 1344, 1554, 1636, 1776, 2072, 2368, 2454, 2863, 3108, 3272, 3552, 4144, 4908, 5726, 6216, 6544, 7104, 8288, 8589, 9816, 11452, 12432, 13088, 15133, 16576, 17178, 19632, 22904, 24864, 26176, 30266, 34356, 39264, 45399, 45808, 49728, 60532, 68712, 78528, 90798, 91616, 105931, 121064, 137424, 181596, 183232, 211862, 242128, 274848, 317793, 363192, 423724, 484256, 549696, 635586, 726384, 847448, 968512, 1271172, 1452768, 1694896, 2542344, 2905536, 3389792, 5084688, 6779584, 10169376, 20338752]

約数ペア:

[(1, 20338752), (2, 10169376), (3, 6779584), (4, 5084688), (6, 3389792), (7, 2905536), (8, 2542344), (12, 1694896), (14, 1452768), (16, 1271172), (21, 968512), (24, 847448), (28, 726384), (32, 635586), (37, 549696), (42, 484256), (48, 423724), (56, 363192), (64, 317793), (74, 274848), (84, 242128), (96, 211862), (111, 183232), (112, 181596), (148, 137424), (168, 121064), (192, 105931), (222, 91616), (224, 90798), (259, 78528), (296, 68712), (336, 60532), (409, 49728), (444, 45808), (448, 45399), (518, 39264), (592, 34356), (672, 30266), (777, 26176), (818, 24864), (888, 22904), (1036, 19632), (1184, 17178), (1227, 16576), (1344, 15133), (1554, 13088), (1636, 12432), (1776, 11452), (2072, 9816), (2368, 8589), (2454, 8288), (2863, 7104), (3108, 6544), (3272, 6216), (3552, 5726), (4144, 4908)]