20962348

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{101}}^1$

素因数の和:258

約数の個数: 48

約数和(自身を含む): 41640480

約数和(自身を除く): 20678132

約数列:

[1, 2, 4, 11, 22, 44, 53, 89, 101, 106, 178, 202, 212, 356, 404, 583, 979, 1111, 1166, 1958, 2222, 2332, 3916, 4444, 4717, 5353, 8989, 9434, 10706, 17978, 18868, 21412, 35956, 51887, 58883, 98879, 103774, 117766, 197758, 207548, 235532, 395516, 476417, 952834, 1905668, 5240587, 10481174, 20962348]

約数ペア:

[(1, 20962348), (2, 10481174), (4, 5240587), (11, 1905668), (22, 952834), (44, 476417), (53, 395516), (89, 235532), (101, 207548), (106, 197758), (178, 117766), (202, 103774), (212, 98879), (356, 58883), (404, 51887), (583, 35956), (979, 21412), (1111, 18868), (1166, 17978), (1958, 10706), (2222, 9434), (2332, 8989), (3916, 5353), (4444, 4717)]