31852018

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{421}}^1$

素因数の和:634

約数の個数: 32

約数和(自身を含む): 55298880

約数和(自身を除く): 23446862

約数列:

[1, 2, 11, 19, 22, 38, 181, 209, 362, 418, 421, 842, 1991, 3439, 3982, 4631, 6878, 7999, 9262, 15998, 37829, 75658, 76201, 87989, 152402, 175978, 838211, 1447819, 1676422, 2895638, 15926009, 31852018]

約数ペア:

[(1, 31852018), (2, 15926009), (11, 2895638), (19, 1676422), (22, 1447819), (38, 838211), (181, 175978), (209, 152402), (362, 87989), (418, 76201), (421, 75658), (842, 37829), (1991, 15998), (3439, 9262), (3982, 7999), (4631, 6878)]