20016576239

素因数分解:

${\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{181}}^1$

素因数の和:432

約数の個数: 64

約数和(自身を含む): 23662679040

約数和(自身を除く): 3646102801

約数列:

[1, 11, 37, 43, 71, 89, 181, 407, 473, 781, 979, 1591, 1991, 2627, 3053, 3293, 3827, 6319, 6697, 7783, 12851, 16109, 17501, 28897, 33583, 36223, 42097, 69509, 73667, 85613, 112961, 141361, 141599, 177199, 233803, 271717, 287971, 475487, 552593, 596033, 692687, 1143739, 1242571, 1557589, 2571833, 2988887, 3167681, 5230357, 6078523, 6556363, 7619557, 10053529, 12581129, 20445941, 25629419, 42318343, 49180777, 110588819, 224905351, 281923609, 465501773, 540988547, 1819688749, 20016576239]

約数ペア:

[(1, 20016576239), (11, 1819688749), (37, 540988547), (43, 465501773), (71, 281923609), (89, 224905351), (181, 110588819), (407, 49180777), (473, 42318343), (781, 25629419), (979, 20445941), (1591, 12581129), (1991, 10053529), (2627, 7619557), (3053, 6556363), (3293, 6078523), (3827, 5230357), (6319, 3167681), (6697, 2988887), (7783, 2571833), (12851, 1557589), (16109, 1242571), (17501, 1143739), (28897, 692687), (33583, 596033), (36223, 552593), (42097, 475487), (69509, 287971), (73667, 271717), (85613, 233803), (112961, 177199), (141361, 141599)]