20171120868

素因数分解:

$2^2\times 3^2\times {\mathrm{29}}^1\times {\mathrm{101}}^1\times {\mathrm{191297}}^1$

素因数の和:191437

約数の個数: 72

約数和(自身を含む): 53268841080

約数和(自身を除く): 33097720212

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 29, 36, 58, 87, 101, 116, 174, 202, 261, 303, 348, 404, 522, 606, 909, 1044, 1212, 1818, 2929, 3636, 5858, 8787, 11716, 17574, 26361, 35148, 52722, 105444, 191297, 382594, 573891, 765188, 1147782, 1721673, 2295564, 3443346, 5547613, 6886692, 11095226, 16642839, 19320997, 22190452, 33285678, 38641994, 49928517, 57962991, 66571356, 77283988, 99857034, 115925982, 173888973, 199714068, 231851964, 347777946, 560308913, 695555892, 1120617826, 1680926739, 2241235652, 3361853478, 5042780217, 6723706956, 10085560434, 20171120868]

約数ペア:

[(1, 20171120868), (2, 10085560434), (3, 6723706956), (4, 5042780217), (6, 3361853478), (9, 2241235652), (12, 1680926739), (18, 1120617826), (29, 695555892), (36, 560308913), (58, 347777946), (87, 231851964), (101, 199714068), (116, 173888973), (174, 115925982), (202, 99857034), (261, 77283988), (303, 66571356), (348, 57962991), (404, 49928517), (522, 38641994), (606, 33285678), (909, 22190452), (1044, 19320997), (1212, 16642839), (1818, 11095226), (2929, 6886692), (3636, 5547613), (5858, 3443346), (8787, 2295564), (11716, 1721673), (17574, 1147782), (26361, 765188), (35148, 573891), (52722, 382594), (105444, 191297)]