20173744016

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{2339}}^1\times {\mathrm{17389}}^1$

素因数の和:19767

約数の個数: 40

約数和(自身を含む): 40367059200

約数和(自身を除く): 20193315184

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 2339, 4678, 9356, 17389, 18712, 34778, 37424, 69556, 72509, 139112, 145018, 278224, 290036, 539059, 580072, 1078118, 1160144, 2156236, 4312472, 8624944, 40672871, 81345742, 162691484, 325382968, 650765936, 1260859001, 2521718002, 5043436004, 10086872008, 20173744016]

約数ペア:

[(1, 20173744016), (2, 10086872008), (4, 5043436004), (8, 2521718002), (16, 1260859001), (31, 650765936), (62, 325382968), (124, 162691484), (248, 81345742), (496, 40672871), (2339, 8624944), (4678, 4312472), (9356, 2156236), (17389, 1160144), (18712, 1078118), (34778, 580072), (37424, 539059), (69556, 290036), (72509, 278224), (139112, 145018)]