20653038

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{8627}}^1$

素因数の和:8661

約数の個数: 48

約数和(自身を含む): 53838720

約数和(自身を除く): 33185682

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 19, 21, 38, 42, 57, 63, 114, 126, 133, 171, 266, 342, 399, 798, 1197, 2394, 8627, 17254, 25881, 51762, 60389, 77643, 120778, 155286, 163913, 181167, 327826, 362334, 491739, 543501, 983478, 1087002, 1147391, 1475217, 2294782, 2950434, 3442173, 6884346, 10326519, 20653038]

約数ペア:

[(1, 20653038), (2, 10326519), (3, 6884346), (6, 3442173), (7, 2950434), (9, 2294782), (14, 1475217), (18, 1147391), (19, 1087002), (21, 983478), (38, 543501), (42, 491739), (57, 362334), (63, 327826), (114, 181167), (126, 163913), (133, 155286), (171, 120778), (266, 77643), (342, 60389), (399, 51762), (798, 25881), (1197, 17254), (2394, 8627)]