18378972

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{509}}^1$

素因数の和:595

約数の個数: 72

約数和(自身を含む): 50122800

約数和(自身を除く): 31743828

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 51, 59, 68, 102, 118, 153, 177, 204, 236, 306, 354, 509, 531, 612, 708, 1003, 1018, 1062, 1527, 2006, 2036, 2124, 3009, 3054, 4012, 4581, 6018, 6108, 8653, 9027, 9162, 12036, 17306, 18054, 18324, 25959, 30031, 34612, 36108, 51918, 60062, 77877, 90093, 103836, 120124, 155754, 180186, 270279, 311508, 360372, 510527, 540558, 1021054, 1081116, 1531581, 2042108, 3063162, 4594743, 6126324, 9189486, 18378972]

約数ペア:

[(1, 18378972), (2, 9189486), (3, 6126324), (4, 4594743), (6, 3063162), (9, 2042108), (12, 1531581), (17, 1081116), (18, 1021054), (34, 540558), (36, 510527), (51, 360372), (59, 311508), (68, 270279), (102, 180186), (118, 155754), (153, 120124), (177, 103836), (204, 90093), (236, 77877), (306, 60062), (354, 51918), (509, 36108), (531, 34612), (612, 30031), (708, 25959), (1003, 18324), (1018, 18054), (1062, 17306), (1527, 12036), (2006, 9162), (2036, 9027), (2124, 8653), (3009, 6108), (3054, 6018), (4012, 4581)]