12988894456

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{1400873}}^1$

素因数の和:1400959

約数の個数: 32

約数和(自身を含む): 26056256400

約数和(自身を除く): 13067361944

約数列:

[1, 2, 4, 8, 19, 38, 61, 76, 122, 152, 244, 488, 1159, 2318, 4636, 9272, 1400873, 2801746, 5603492, 11206984, 26616587, 53233174, 85453253, 106466348, 170906506, 212932696, 341813012, 683626024, 1623611807, 3247223614, 6494447228, 12988894456]

約数ペア:

[(1, 12988894456), (2, 6494447228), (4, 3247223614), (8, 1623611807), (19, 683626024), (38, 341813012), (61, 212932696), (76, 170906506), (122, 106466348), (152, 85453253), (244, 53233174), (488, 26616587), (1159, 11206984), (2318, 5603492), (4636, 2801746), (9272, 1400873)]