2019047368

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{167}}^1\times {\mathrm{1151}}^1$

素因数の和:1438

約数の個数: 64

約数和(自身を含む): 4145541120

約数和(自身を除く): 2126493752

約数列:

[1, 2, 4, 8, 13, 26, 52, 101, 104, 167, 202, 334, 404, 668, 808, 1151, 1313, 1336, 2171, 2302, 2626, 4342, 4604, 5252, 8684, 9208, 10504, 14963, 16867, 17368, 29926, 33734, 59852, 67468, 116251, 119704, 134936, 192217, 219271, 232502, 384434, 438542, 465004, 768868, 877084, 930008, 1511263, 1537736, 1754168, 2498821, 3022526, 4997642, 6045052, 9995284, 12090104, 19413917, 19990568, 38827834, 77655668, 155311336, 252380921, 504761842, 1009523684, 2019047368]

約数ペア:

[(1, 2019047368), (2, 1009523684), (4, 504761842), (8, 252380921), (13, 155311336), (26, 77655668), (52, 38827834), (101, 19990568), (104, 19413917), (167, 12090104), (202, 9995284), (334, 6045052), (404, 4997642), (668, 3022526), (808, 2498821), (1151, 1754168), (1313, 1537736), (1336, 1511263), (2171, 930008), (2302, 877084), (2626, 768868), (4342, 465004), (4604, 438542), (5252, 384434), (8684, 232502), (9208, 219271), (10504, 192217), (14963, 134936), (16867, 119704), (17368, 116251), (29926, 67468), (33734, 59852)]