20218398741

素因数分解:

$3^6\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{52627}}^1$

素因数の和:52693

約数の個数: 56

約数和(自身を含む): 33132904704

約数和(自身を除く): 12914505963

約数列:

[1, 3, 9, 17, 27, 31, 51, 81, 93, 153, 243, 279, 459, 527, 729, 837, 1377, 1581, 2511, 4131, 4743, 7533, 12393, 14229, 22599, 42687, 52627, 128061, 157881, 384183, 473643, 894659, 1420929, 1631437, 2683977, 4262787, 4894311, 8051931, 12788361, 14682933, 24155793, 27734429, 38365083, 44048799, 72467379, 83203287, 132146397, 217402137, 249609861, 396439191, 652206411, 748829583, 1189317573, 2246488749, 6739466247, 20218398741]

約数ペア:

[(1, 20218398741), (3, 6739466247), (9, 2246488749), (17, 1189317573), (27, 748829583), (31, 652206411), (51, 396439191), (81, 249609861), (93, 217402137), (153, 132146397), (243, 83203287), (279, 72467379), (459, 44048799), (527, 38365083), (729, 27734429), (837, 24155793), (1377, 14682933), (1581, 12788361), (2511, 8051931), (4131, 4894311), (4743, 4262787), (7533, 2683977), (12393, 1631437), (14229, 1420929), (22599, 894659), (42687, 473643), (52627, 384183), (128061, 157881)]