19848426

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{227}}^1$

素因数の和:323

約数の個数: 64

約数和(自身を含む): 45964800

約数和(自身を除く): 26116374

約数列:

[1, 2, 3, 6, 13, 19, 26, 38, 39, 57, 59, 78, 114, 118, 177, 227, 247, 354, 454, 494, 681, 741, 767, 1121, 1362, 1482, 1534, 2242, 2301, 2951, 3363, 4313, 4602, 5902, 6726, 8626, 8853, 12939, 13393, 14573, 17706, 25878, 26786, 29146, 40179, 43719, 56069, 80358, 87438, 112138, 168207, 174109, 254467, 336414, 348218, 508934, 522327, 763401, 1044654, 1526802, 3308071, 6616142, 9924213, 19848426]

約数ペア:

[(1, 19848426), (2, 9924213), (3, 6616142), (6, 3308071), (13, 1526802), (19, 1044654), (26, 763401), (38, 522327), (39, 508934), (57, 348218), (59, 336414), (78, 254467), (114, 174109), (118, 168207), (177, 112138), (227, 87438), (247, 80358), (354, 56069), (454, 43719), (494, 40179), (681, 29146), (741, 26786), (767, 25878), (1121, 17706), (1362, 14573), (1482, 13393), (1534, 12939), (2242, 8853), (2301, 8626), (2951, 6726), (3363, 5902), (4313, 4602)]