19268150

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{661}}^1$

素因数の和:737

約数の個数: 48

約数和(自身を含む): 39894768

約数和(自身を除く): 20626618

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 53, 55, 106, 110, 265, 275, 530, 550, 583, 661, 1166, 1322, 1325, 2650, 2915, 3305, 5830, 6610, 7271, 14542, 14575, 16525, 29150, 33050, 35033, 36355, 70066, 72710, 175165, 181775, 350330, 363550, 385363, 770726, 875825, 1751650, 1926815, 3853630, 9634075, 19268150]

約数ペア:

[(1, 19268150), (2, 9634075), (5, 3853630), (10, 1926815), (11, 1751650), (22, 875825), (25, 770726), (50, 385363), (53, 363550), (55, 350330), (106, 181775), (110, 175165), (265, 72710), (275, 70066), (530, 36355), (550, 35033), (583, 33050), (661, 29150), (1166, 16525), (1322, 14575), (1325, 14542), (2650, 7271), (2915, 6610), (3305, 5830)]