19955142468

素因数分解:

$2^2\times 3^2\times {\mathrm{73}}^1\times {\mathrm{101}}^1\times {\mathrm{75181}}^1$

素因数の和:75365

約数の個数: 72

約数和(自身を含む): 51640109976

約数和(自身を除く): 31684967508

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 73, 101, 146, 202, 219, 292, 303, 404, 438, 606, 657, 876, 909, 1212, 1314, 1818, 2628, 3636, 7373, 14746, 22119, 29492, 44238, 66357, 75181, 88476, 132714, 150362, 225543, 265428, 300724, 451086, 676629, 902172, 1353258, 2706516, 5488213, 7593281, 10976426, 15186562, 16464639, 21952852, 22779843, 30373124, 32929278, 45559686, 49393917, 65858556, 68339529, 91119372, 98787834, 136679058, 197575668, 273358116, 554309513, 1108619026, 1662928539, 2217238052, 3325857078, 4988785617, 6651714156, 9977571234, 19955142468]

約数ペア:

[(1, 19955142468), (2, 9977571234), (3, 6651714156), (4, 4988785617), (6, 3325857078), (9, 2217238052), (12, 1662928539), (18, 1108619026), (36, 554309513), (73, 273358116), (101, 197575668), (146, 136679058), (202, 98787834), (219, 91119372), (292, 68339529), (303, 65858556), (404, 49393917), (438, 45559686), (606, 32929278), (657, 30373124), (876, 22779843), (909, 21952852), (1212, 16464639), (1314, 15186562), (1818, 10976426), (2628, 7593281), (3636, 5488213), (7373, 2706516), (14746, 1353258), (22119, 902172), (29492, 676629), (44238, 451086), (66357, 300724), (75181, 265428), (88476, 225543), (132714, 150362)]