191720368

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{55219}}^1$

素因数の和:55265

約数の個数: 40

約数和(自身を含む): 438225920

約数和(自身を除く): 246505552

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 56, 62, 112, 124, 217, 248, 434, 496, 868, 1736, 3472, 55219, 110438, 220876, 386533, 441752, 773066, 883504, 1546132, 1711789, 3092264, 3423578, 6184528, 6847156, 11982523, 13694312, 23965046, 27388624, 47930092, 95860184, 191720368]

約数ペア:

[(1, 191720368), (2, 95860184), (4, 47930092), (7, 27388624), (8, 23965046), (14, 13694312), (16, 11982523), (28, 6847156), (31, 6184528), (56, 3423578), (62, 3092264), (112, 1711789), (124, 1546132), (217, 883504), (248, 773066), (434, 441752), (496, 386533), (868, 220876), (1736, 110438), (3472, 55219)]