20482396

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{101}}^1\times {\mathrm{419}}^1$

素因数の和:546

約数の個数: 36

約数和(自身を含む): 39884040

約数和(自身を除く): 19401644

約数列:

[1, 2, 4, 11, 22, 44, 101, 121, 202, 242, 404, 419, 484, 838, 1111, 1676, 2222, 4444, 4609, 9218, 12221, 18436, 24442, 42319, 48884, 50699, 84638, 101398, 169276, 202796, 465509, 931018, 1862036, 5120599, 10241198, 20482396]

約数ペア:

[(1, 20482396), (2, 10241198), (4, 5120599), (11, 1862036), (22, 931018), (44, 465509), (101, 202796), (121, 169276), (202, 101398), (242, 84638), (404, 50699), (419, 48884), (484, 42319), (838, 24442), (1111, 18436), (1676, 12221), (2222, 9218), (4444, 4609)]