20752902

素因数分解:

$2^1\times 3^3\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{179}}^1$

素因数の和:322

約数の個数: 64

約数和(自身を含む): 49248000

約数和(自身を除く): 28495098

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 54, 57, 113, 114, 171, 179, 226, 339, 342, 358, 513, 537, 678, 1017, 1026, 1074, 1611, 2034, 2147, 3051, 3222, 3401, 4294, 4833, 6102, 6441, 6802, 9666, 10203, 12882, 19323, 20227, 20406, 30609, 38646, 40454, 57969, 60681, 61218, 91827, 115938, 121362, 182043, 183654, 364086, 384313, 546129, 768626, 1092258, 1152939, 2305878, 3458817, 6917634, 10376451, 20752902]

約数ペア:

[(1, 20752902), (2, 10376451), (3, 6917634), (6, 3458817), (9, 2305878), (18, 1152939), (19, 1092258), (27, 768626), (38, 546129), (54, 384313), (57, 364086), (113, 183654), (114, 182043), (171, 121362), (179, 115938), (226, 91827), (339, 61218), (342, 60681), (358, 57969), (513, 40454), (537, 38646), (678, 30609), (1017, 20406), (1026, 20227), (1074, 19323), (1611, 12882), (2034, 10203), (2147, 9666), (3051, 6802), (3222, 6441), (3401, 6102), (4294, 4833)]