20178128052

素因数分解:

$2^2\times 3^7\times {\mathrm{107}}^1\times {\mathrm{21557}}^1$

素因数の和:21689

約数の個数: 96

約数和(自身を含む): 53456941440

約数和(自身を除く): 33278813388

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 107, 108, 162, 214, 243, 321, 324, 428, 486, 642, 729, 963, 972, 1284, 1458, 1926, 2187, 2889, 2916, 3852, 4374, 5778, 8667, 8748, 11556, 17334, 21557, 26001, 34668, 43114, 52002, 64671, 78003, 86228, 104004, 129342, 156006, 194013, 234009, 258684, 312012, 388026, 468018, 582039, 776052, 936036, 1164078, 1746117, 2306599, 2328156, 3492234, 4613198, 5238351, 6919797, 6984468, 9226396, 10476702, 13839594, 15715053, 20759391, 20953404, 27679188, 31430106, 41518782, 47145159, 62278173, 62860212, 83037564, 94290318, 124556346, 186834519, 188580636, 249112692, 373669038, 560503557, 747338076, 1121007114, 1681510671, 2242014228, 3363021342, 5044532013, 6726042684, 10089064026, 20178128052]

約数ペア:

[(1, 20178128052), (2, 10089064026), (3, 6726042684), (4, 5044532013), (6, 3363021342), (9, 2242014228), (12, 1681510671), (18, 1121007114), (27, 747338076), (36, 560503557), (54, 373669038), (81, 249112692), (107, 188580636), (108, 186834519), (162, 124556346), (214, 94290318), (243, 83037564), (321, 62860212), (324, 62278173), (428, 47145159), (486, 41518782), (642, 31430106), (729, 27679188), (963, 20953404), (972, 20759391), (1284, 15715053), (1458, 13839594), (1926, 10476702), (2187, 9226396), (2889, 6984468), (2916, 6919797), (3852, 5238351), (4374, 4613198), (5778, 3492234), (8667, 2328156), (8748, 2306599), (11556, 1746117), (17334, 1164078), (21557, 936036), (26001, 776052), (34668, 582039), (43114, 468018), (52002, 388026), (64671, 312012), (78003, 258684), (86228, 234009), (104004, 194013), (129342, 156006)]