20162602818

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{395671}}^1$

素因数の和:395847

約数の個数: 48

約数和(自身を含む): 46293624000

約数和(自身を除く): 26131021182

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 114, 149, 171, 298, 342, 447, 894, 1341, 2682, 2831, 5662, 8493, 16986, 25479, 50958, 395671, 791342, 1187013, 2374026, 3561039, 7122078, 7517749, 15035498, 22553247, 45106494, 58954979, 67659741, 117909958, 135319482, 176864937, 353729874, 530594811, 1061189622, 1120144601, 2240289202, 3360433803, 6720867606, 10081301409, 20162602818]

約数ペア:

[(1, 20162602818), (2, 10081301409), (3, 6720867606), (6, 3360433803), (9, 2240289202), (18, 1120144601), (19, 1061189622), (38, 530594811), (57, 353729874), (114, 176864937), (149, 135319482), (171, 117909958), (298, 67659741), (342, 58954979), (447, 45106494), (894, 22553247), (1341, 15035498), (2682, 7517749), (2831, 7122078), (5662, 3561039), (8493, 2374026), (16986, 1187013), (25479, 791342), (50958, 395671)]