20131027496

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{491}}^1\times {\mathrm{301471}}^1$

素因数の和:301985

約数の個数: 32

約数和(自身を含む): 40047540480

約数和(自身を除く): 19916512984

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 491, 982, 1964, 3928, 8347, 16694, 33388, 66776, 301471, 602942, 1205884, 2411768, 5125007, 10250014, 20500028, 41000056, 148022261, 296044522, 592089044, 1184178088, 2516378437, 5032756874, 10065513748, 20131027496]

約数ペア:

[(1, 20131027496), (2, 10065513748), (4, 5032756874), (8, 2516378437), (17, 1184178088), (34, 592089044), (68, 296044522), (136, 148022261), (491, 41000056), (982, 20500028), (1964, 10250014), (3928, 5125007), (8347, 2411768), (16694, 1205884), (33388, 602942), (66776, 301471)]