20997552

素因数分解:

$2^4\times 3^1\times {\mathrm{293}}^1\times {\mathrm{1493}}^1$

素因数の和:1797

約数の個数: 40

約数和(自身を含む): 54465264

約数和(自身を除く): 33467712

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 293, 586, 879, 1172, 1493, 1758, 2344, 2986, 3516, 4479, 4688, 5972, 7032, 8958, 11944, 14064, 17916, 23888, 35832, 71664, 437449, 874898, 1312347, 1749796, 2624694, 3499592, 5249388, 6999184, 10498776, 20997552]

約数ペア:

[(1, 20997552), (2, 10498776), (3, 6999184), (4, 5249388), (6, 3499592), (8, 2624694), (12, 1749796), (16, 1312347), (24, 874898), (48, 437449), (293, 71664), (586, 35832), (879, 23888), (1172, 17916), (1493, 14064), (1758, 11944), (2344, 8958), (2986, 7032), (3516, 5972), (4479, 4688)]