20161488392

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{3917}}^1\times {\mathrm{33863}}^1$

素因数の和:37805

約数の個数: 32

約数和(自身を含む): 39803745600

約数和(自身を除く): 19642257208

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 3917, 7834, 15668, 31336, 33863, 67726, 74423, 135452, 148846, 270904, 297692, 595384, 643397, 1286794, 2573588, 5147176, 132641371, 265282742, 530565484, 1061130968, 2520186049, 5040372098, 10080744196, 20161488392]

約数ペア:

[(1, 20161488392), (2, 10080744196), (4, 5040372098), (8, 2520186049), (19, 1061130968), (38, 530565484), (76, 265282742), (152, 132641371), (3917, 5147176), (7834, 2573588), (15668, 1286794), (31336, 643397), (33863, 595384), (67726, 297692), (74423, 270904), (135452, 148846)]