1880452496

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{475823}}^1$

素因数の和:475863

約数の個数: 40

約数和(自身を含む): 4130152320

約数和(自身を除く): 2249699824

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 38, 52, 76, 104, 152, 208, 247, 304, 494, 988, 1976, 3952, 475823, 951646, 1903292, 3806584, 6185699, 7613168, 9040637, 12371398, 18081274, 24742796, 36162548, 49485592, 72325096, 98971184, 117528281, 144650192, 235056562, 470113124, 940226248, 1880452496]

約数ペア:

[(1, 1880452496), (2, 940226248), (4, 470113124), (8, 235056562), (13, 144650192), (16, 117528281), (19, 98971184), (26, 72325096), (38, 49485592), (52, 36162548), (76, 24742796), (104, 18081274), (152, 12371398), (208, 9040637), (247, 7613168), (304, 6185699), (494, 3806584), (988, 1903292), (1976, 951646), (3952, 475823)]