19772168

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{4637}}^1$

素因数の和:4697

約数の個数: 32

約数和(自身を含む): 40907160

約数和(自身を除く): 21134992

約数列:

[1, 2, 4, 8, 13, 26, 41, 52, 82, 104, 164, 328, 533, 1066, 2132, 4264, 4637, 9274, 18548, 37096, 60281, 120562, 190117, 241124, 380234, 482248, 760468, 1520936, 2471521, 4943042, 9886084, 19772168]

約数ペア:

[(1, 19772168), (2, 9886084), (4, 4943042), (8, 2471521), (13, 1520936), (26, 760468), (41, 482248), (52, 380234), (82, 241124), (104, 190117), (164, 120562), (328, 60281), (533, 37096), (1066, 18548), (2132, 9274), (4264, 4637)]