20919912006

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{853}}^1\times {\mathrm{3919}}^1$

素因数の和:4933

約数の個数: 64

約数和(自身を含む): 48206592000

約数和(自身を除く): 27286679994

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 149, 298, 447, 853, 894, 1043, 1706, 2086, 2559, 3129, 3919, 5118, 5971, 6258, 7838, 11757, 11942, 17913, 23514, 27433, 35826, 54866, 82299, 127097, 164598, 254194, 381291, 583931, 762582, 889679, 1167862, 1751793, 1779358, 2669037, 3342907, 3503586, 4087517, 5338074, 6685814, 8175034, 10028721, 12262551, 20057442, 23400349, 24525102, 46800698, 70201047, 140402094, 498093143, 996186286, 1494279429, 2988558858, 3486652001, 6973304002, 10459956003, 20919912006]

約数ペア:

[(1, 20919912006), (2, 10459956003), (3, 6973304002), (6, 3486652001), (7, 2988558858), (14, 1494279429), (21, 996186286), (42, 498093143), (149, 140402094), (298, 70201047), (447, 46800698), (853, 24525102), (894, 23400349), (1043, 20057442), (1706, 12262551), (2086, 10028721), (2559, 8175034), (3129, 6685814), (3919, 5338074), (5118, 4087517), (5971, 3503586), (6258, 3342907), (7838, 2669037), (11757, 1779358), (11942, 1751793), (17913, 1167862), (23514, 889679), (27433, 762582), (35826, 583931), (54866, 381291), (82299, 254194), (127097, 164598)]