16877814

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{157}}^1$

素因数の和:245

約数の個数: 64

約数和(自身を含む): 38223360

約数和(自身を除く): 21345546

約数列:

[1, 2, 3, 6, 19, 23, 38, 41, 46, 57, 69, 82, 114, 123, 138, 157, 246, 314, 437, 471, 779, 874, 942, 943, 1311, 1558, 1886, 2337, 2622, 2829, 2983, 3611, 4674, 5658, 5966, 6437, 7222, 8949, 10833, 12874, 17898, 17917, 19311, 21666, 35834, 38622, 53751, 68609, 107502, 122303, 137218, 148051, 205827, 244606, 296102, 366909, 411654, 444153, 733818, 888306, 2812969, 5625938, 8438907, 16877814]

約数ペア:

[(1, 16877814), (2, 8438907), (3, 5625938), (6, 2812969), (19, 888306), (23, 733818), (38, 444153), (41, 411654), (46, 366909), (57, 296102), (69, 244606), (82, 205827), (114, 148051), (123, 137218), (138, 122303), (157, 107502), (246, 68609), (314, 53751), (437, 38622), (471, 35834), (779, 21666), (874, 19311), (942, 17917), (943, 17898), (1311, 12874), (1558, 10833), (1886, 8949), (2337, 7222), (2622, 6437), (2829, 5966), (2983, 5658), (3611, 4674)]