20601542

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{307}}^1$

素因数の和:440

約数の個数: 32

約数和(自身を含む): 34927200

約数和(自身を除く): 14325658

約数列:

[1, 2, 13, 26, 29, 58, 89, 178, 307, 377, 614, 754, 1157, 2314, 2581, 3991, 5162, 7982, 8903, 17806, 27323, 33553, 54646, 67106, 115739, 231478, 355199, 710398, 792367, 1584734, 10300771, 20601542]

約数ペア:

[(1, 20601542), (2, 10300771), (13, 1584734), (26, 792367), (29, 710398), (58, 355199), (89, 231478), (178, 115739), (307, 67106), (377, 54646), (614, 33553), (754, 27323), (1157, 17806), (2314, 8903), (2581, 7982), (3991, 5162)]