20194621538

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{502079}}^1$

素因数の和:502131

約数の個数: 48

約数和(自身を含む): 39692436480

約数和(自身を除く): 19497814942

約数列:

[1, 2, 7, 13, 14, 17, 26, 34, 91, 119, 169, 182, 221, 238, 338, 442, 1183, 1547, 2366, 2873, 3094, 5746, 20111, 40222, 502079, 1004158, 3514553, 6527027, 7029106, 8535343, 13054054, 17070686, 45689189, 59747401, 84851351, 91378378, 110959459, 119494802, 169702702, 221918918, 593959457, 776716213, 1187918914, 1442472967, 1553432426, 2884945934, 10097310769, 20194621538]

約数ペア:

[(1, 20194621538), (2, 10097310769), (7, 2884945934), (13, 1553432426), (14, 1442472967), (17, 1187918914), (26, 776716213), (34, 593959457), (91, 221918918), (119, 169702702), (169, 119494802), (182, 110959459), (221, 91378378), (238, 84851351), (338, 59747401), (442, 45689189), (1183, 17070686), (1547, 13054054), (2366, 8535343), (2873, 7029106), (3094, 6527027), (5746, 3514553), (20111, 1004158), (40222, 502079)]