18936912

素因数分解:

$2^4\times 3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{1009}}^1$

素因数の和:1060

約数の個数: 80

約数和(自身を含む): 54103680

約数和(自身を除く): 35166768

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 23, 24, 34, 46, 48, 51, 68, 69, 92, 102, 136, 138, 184, 204, 272, 276, 368, 391, 408, 552, 782, 816, 1009, 1104, 1173, 1564, 2018, 2346, 3027, 3128, 4036, 4692, 6054, 6256, 8072, 9384, 12108, 16144, 17153, 18768, 23207, 24216, 34306, 46414, 48432, 51459, 68612, 69621, 92828, 102918, 137224, 139242, 185656, 205836, 274448, 278484, 371312, 394519, 411672, 556968, 789038, 823344, 1113936, 1183557, 1578076, 2367114, 3156152, 4734228, 6312304, 9468456, 18936912]

約数ペア:

[(1, 18936912), (2, 9468456), (3, 6312304), (4, 4734228), (6, 3156152), (8, 2367114), (12, 1578076), (16, 1183557), (17, 1113936), (23, 823344), (24, 789038), (34, 556968), (46, 411672), (48, 394519), (51, 371312), (68, 278484), (69, 274448), (92, 205836), (102, 185656), (136, 139242), (138, 137224), (184, 102918), (204, 92828), (272, 69621), (276, 68612), (368, 51459), (391, 48432), (408, 46414), (552, 34306), (782, 24216), (816, 23207), (1009, 18768), (1104, 17153), (1173, 16144), (1564, 12108), (2018, 9384), (2346, 8072), (3027, 6256), (3128, 6054), (4036, 4692)]