20111869458

素因数分解:

$2^1\times 3^3\times {\mathrm{61}}^1\times {\mathrm{599}}^1\times {\mathrm{10193}}^1$

素因数の和:10864

約数の個数: 64

約数和(自身を含む): 45506016000

約数和(自身を除く): 25394146542

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 61, 122, 183, 366, 549, 599, 1098, 1198, 1647, 1797, 3294, 3594, 5391, 10193, 10782, 16173, 20386, 30579, 32346, 36539, 61158, 73078, 91737, 109617, 183474, 219234, 275211, 328851, 550422, 621773, 657702, 986553, 1243546, 1865319, 1973106, 3730638, 5595957, 6105607, 11191914, 12211214, 16787871, 18316821, 33575742, 36633642, 54950463, 109900926, 164851389, 329702778, 372442027, 744884054, 1117326081, 2234652162, 3351978243, 6703956486, 10055934729, 20111869458]

約数ペア:

[(1, 20111869458), (2, 10055934729), (3, 6703956486), (6, 3351978243), (9, 2234652162), (18, 1117326081), (27, 744884054), (54, 372442027), (61, 329702778), (122, 164851389), (183, 109900926), (366, 54950463), (549, 36633642), (599, 33575742), (1098, 18316821), (1198, 16787871), (1647, 12211214), (1797, 11191914), (3294, 6105607), (3594, 5595957), (5391, 3730638), (10193, 1973106), (10782, 1865319), (16173, 1243546), (20386, 986553), (30579, 657702), (32346, 621773), (36539, 550422), (61158, 328851), (73078, 275211), (91737, 219234), (109617, 183474)]