19641050

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1$

素因数の和:144

約数の個数: 96

約数和(自身を含む): 44622144

約数和(自身を除く): 24981094

約数列:

[1, 2, 5, 10, 11, 13, 22, 25, 26, 41, 50, 55, 65, 67, 82, 110, 130, 134, 143, 205, 275, 286, 325, 335, 410, 451, 533, 550, 650, 670, 715, 737, 871, 902, 1025, 1066, 1430, 1474, 1675, 1742, 2050, 2255, 2665, 2747, 3350, 3575, 3685, 4355, 4510, 5330, 5494, 5863, 7150, 7370, 8710, 9581, 11275, 11726, 13325, 13735, 18425, 19162, 21775, 22550, 26650, 27470, 29315, 30217, 35711, 36850, 43550, 47905, 58630, 60434, 68675, 71422, 95810, 137350, 146575, 151085, 178555, 239525, 293150, 302170, 357110, 392821, 479050, 755425, 785642, 892775, 1510850, 1785550, 1964105, 3928210, 9820525, 19641050]

約数ペア:

[(1, 19641050), (2, 9820525), (5, 3928210), (10, 1964105), (11, 1785550), (13, 1510850), (22, 892775), (25, 785642), (26, 755425), (41, 479050), (50, 392821), (55, 357110), (65, 302170), (67, 293150), (82, 239525), (110, 178555), (130, 151085), (134, 146575), (143, 137350), (205, 95810), (275, 71422), (286, 68675), (325, 60434), (335, 58630), (410, 47905), (451, 43550), (533, 36850), (550, 35711), (650, 30217), (670, 29315), (715, 27470), (737, 26650), (871, 22550), (902, 21775), (1025, 19162), (1066, 18425), (1430, 13735), (1474, 13325), (1675, 11726), (1742, 11275), (2050, 9581), (2255, 8710), (2665, 7370), (2747, 7150), (3350, 5863), (3575, 5494), (3685, 5330), (4355, 4510)]