1639765818

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{631}}^1\times {\mathrm{6277}}^1$

素因数の和:6939

約数の個数: 48

約数和(自身を含む): 3713763456

約数和(自身を除く): 2073997638

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 69, 138, 207, 414, 631, 1262, 1893, 3786, 5679, 6277, 11358, 12554, 14513, 18831, 29026, 37662, 43539, 56493, 87078, 112986, 130617, 144371, 261234, 288742, 433113, 866226, 1299339, 2598678, 3960787, 7921574, 11882361, 23764722, 35647083, 71294166, 91098101, 182196202, 273294303, 546588606, 819882909, 1639765818]

約数ペア:

[(1, 1639765818), (2, 819882909), (3, 546588606), (6, 273294303), (9, 182196202), (18, 91098101), (23, 71294166), (46, 35647083), (69, 23764722), (138, 11882361), (207, 7921574), (414, 3960787), (631, 2598678), (1262, 1299339), (1893, 866226), (3786, 433113), (5679, 288742), (6277, 261234), (11358, 144371), (12554, 130617), (14513, 112986), (18831, 87078), (29026, 56493), (37662, 43539)]