20538337534

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{653}}^1\times {\mathrm{6469}}^1$

素因数の和:7165

約数の個数: 64

約数和(自身を含む): 38387079360

約数和(自身を除く): 17848741826

約数列:

[1, 2, 11, 13, 17, 22, 26, 34, 143, 187, 221, 286, 374, 442, 653, 1306, 2431, 4862, 6469, 7183, 8489, 11101, 12938, 14366, 16978, 22202, 71159, 84097, 93379, 109973, 122111, 142318, 144313, 168194, 186758, 219946, 244222, 288626, 925067, 1209703, 1429649, 1587443, 1850134, 2419406, 2859298, 3174886, 4224257, 8448514, 15726139, 31452278, 46466827, 54915341, 71812369, 92933654, 109830682, 143624738, 604068751, 789936059, 933560797, 1208137502, 1579872118, 1867121594, 10269168767, 20538337534]

約数ペア:

[(1, 20538337534), (2, 10269168767), (11, 1867121594), (13, 1579872118), (17, 1208137502), (22, 933560797), (26, 789936059), (34, 604068751), (143, 143624738), (187, 109830682), (221, 92933654), (286, 71812369), (374, 54915341), (442, 46466827), (653, 31452278), (1306, 15726139), (2431, 8448514), (4862, 4224257), (6469, 3174886), (7183, 2859298), (8489, 2419406), (11101, 1850134), (12938, 1587443), (14366, 1429649), (16978, 1209703), (22202, 925067), (71159, 288626), (84097, 244222), (93379, 219946), (109973, 186758), (122111, 168194), (142318, 144313)]