20173376097

素因数分解:

$3^2\times 7^2\times {\mathrm{37}}^1\times {\mathrm{101}}^1\times {\mathrm{12241}}^1$

素因数の和:12399

約数の個数: 72

約数和(自身を含む): 35160444072

約数和(自身を除く): 14987067975

約数列:

[1, 3, 7, 9, 21, 37, 49, 63, 101, 111, 147, 259, 303, 333, 441, 707, 777, 909, 1813, 2121, 2331, 3737, 4949, 5439, 6363, 11211, 12241, 14847, 16317, 26159, 33633, 36723, 44541, 78477, 85687, 110169, 183113, 235431, 257061, 452917, 549339, 599809, 771183, 1236341, 1358751, 1648017, 1799427, 3170419, 3709023, 4076253, 5398281, 8654387, 9511257, 11127069, 22192933, 25963161, 28533771, 45744617, 60580709, 66578799, 77889483, 137233851, 181742127, 199736397, 320212319, 411701553, 545226381, 960636957, 2241486233, 2881910871, 6724458699, 20173376097]

約数ペア:

[(1, 20173376097), (3, 6724458699), (7, 2881910871), (9, 2241486233), (21, 960636957), (37, 545226381), (49, 411701553), (63, 320212319), (101, 199736397), (111, 181742127), (147, 137233851), (259, 77889483), (303, 66578799), (333, 60580709), (441, 45744617), (707, 28533771), (777, 25963161), (909, 22192933), (1813, 11127069), (2121, 9511257), (2331, 8654387), (3737, 5398281), (4949, 4076253), (5439, 3709023), (6363, 3170419), (11211, 1799427), (12241, 1648017), (14847, 1358751), (16317, 1236341), (26159, 771183), (33633, 599809), (36723, 549339), (44541, 452917), (78477, 257061), (85687, 235431), (110169, 183113)]