19902186

素因数分解:

$2^1\times 3^5\times {\mathrm{31}}^1\times {\mathrm{1321}}^1$

素因数の和:1369

約数の個数: 48

約数和(自身を含む): 46195968

約数和(自身を除く): 26293782

約数列:

[1, 2, 3, 6, 9, 18, 27, 31, 54, 62, 81, 93, 162, 186, 243, 279, 486, 558, 837, 1321, 1674, 2511, 2642, 3963, 5022, 7533, 7926, 11889, 15066, 23778, 35667, 40951, 71334, 81902, 107001, 122853, 214002, 245706, 321003, 368559, 642006, 737118, 1105677, 2211354, 3317031, 6634062, 9951093, 19902186]

約数ペア:

[(1, 19902186), (2, 9951093), (3, 6634062), (6, 3317031), (9, 2211354), (18, 1105677), (27, 737118), (31, 642006), (54, 368559), (62, 321003), (81, 245706), (93, 214002), (162, 122853), (186, 107001), (243, 81902), (279, 71334), (486, 40951), (558, 35667), (837, 23778), (1321, 15066), (1674, 11889), (2511, 7926), (2642, 7533), (3963, 5022)]