20582835

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{887}}^1$

素因数の和:932

約数の個数: 64

約数和(自身を含む): 42964992

約数和(自身を除く): 22382157

約数列:

[1, 3, 5, 7, 13, 15, 17, 21, 35, 39, 51, 65, 85, 91, 105, 119, 195, 221, 255, 273, 357, 455, 595, 663, 887, 1105, 1365, 1547, 1785, 2661, 3315, 4435, 4641, 6209, 7735, 11531, 13305, 15079, 18627, 23205, 31045, 34593, 45237, 57655, 75395, 80717, 93135, 105553, 172965, 196027, 226185, 242151, 316659, 403585, 527765, 588081, 980135, 1210755, 1372189, 1583295, 2940405, 4116567, 6860945, 20582835]

約数ペア:

[(1, 20582835), (3, 6860945), (5, 4116567), (7, 2940405), (13, 1583295), (15, 1372189), (17, 1210755), (21, 980135), (35, 588081), (39, 527765), (51, 403585), (65, 316659), (85, 242151), (91, 226185), (105, 196027), (119, 172965), (195, 105553), (221, 93135), (255, 80717), (273, 75395), (357, 57655), (455, 45237), (595, 34593), (663, 31045), (887, 23205), (1105, 18627), (1365, 15079), (1547, 13305), (1785, 11531), (2661, 7735), (3315, 6209), (4435, 4641)]