19069245

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{881}}^1$

素因数の和:942

約数の個数: 48

約数和(自身を含む): 36599472

約数和(自身を除く): 17530227

約数列:

[1, 3, 5, 9, 13, 15, 37, 39, 45, 65, 111, 117, 185, 195, 333, 481, 555, 585, 881, 1443, 1665, 2405, 2643, 4329, 4405, 7215, 7929, 11453, 13215, 21645, 32597, 34359, 39645, 57265, 97791, 103077, 162985, 171795, 293373, 423761, 488955, 515385, 1271283, 1466865, 2118805, 3813849, 6356415, 19069245]

約数ペア:

[(1, 19069245), (3, 6356415), (5, 3813849), (9, 2118805), (13, 1466865), (15, 1271283), (37, 515385), (39, 488955), (45, 423761), (65, 293373), (111, 171795), (117, 162985), (185, 103077), (195, 97791), (333, 57265), (481, 39645), (555, 34359), (585, 32597), (881, 21645), (1443, 13215), (1665, 11453), (2405, 7929), (2643, 7215), (4329, 4405)]