19821204

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{1033}}^1$

素因数の和:1097

約数の個数: 72

約数和(自身を含む): 55327272

約数和(自身を除く): 35506068

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 41, 52, 78, 82, 117, 123, 156, 164, 234, 246, 369, 468, 492, 533, 738, 1033, 1066, 1476, 1599, 2066, 2132, 3099, 3198, 4132, 4797, 6198, 6396, 9297, 9594, 12396, 13429, 18594, 19188, 26858, 37188, 40287, 42353, 53716, 80574, 84706, 120861, 127059, 161148, 169412, 241722, 254118, 381177, 483444, 508236, 550589, 762354, 1101178, 1524708, 1651767, 2202356, 3303534, 4955301, 6607068, 9910602, 19821204]

約数ペア:

[(1, 19821204), (2, 9910602), (3, 6607068), (4, 4955301), (6, 3303534), (9, 2202356), (12, 1651767), (13, 1524708), (18, 1101178), (26, 762354), (36, 550589), (39, 508236), (41, 483444), (52, 381177), (78, 254118), (82, 241722), (117, 169412), (123, 161148), (156, 127059), (164, 120861), (234, 84706), (246, 80574), (369, 53716), (468, 42353), (492, 40287), (533, 37188), (738, 26858), (1033, 19188), (1066, 18594), (1476, 13429), (1599, 12396), (2066, 9594), (2132, 9297), (3099, 6396), (3198, 6198), (4132, 4797)]